From 5983a13496a9a1c9addb52283298bbfce9822b39 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Fri, 23 Jan 2026 20:41:08 +0000
Subject: [PATCH 01/28] feat: add math/base/special/roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: passed
  - task: lint_package_json
    status: passed
  - task: lint_repl_help
    status: passed
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: passed
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/README.md      | 208 ++++++++++++++++++
 .../special/roundsdf/benchmark/benchmark.js   |  88 ++++++++
 .../roundsdf/benchmark/benchmark.native.js    |  97 ++++++++
 .../roundsdf/benchmark/c/native/Makefile      | 146 ++++++++++++
 .../roundsdf/benchmark/c/native/benchmark.c   | 100 +++++++++
 .../math/base/special/roundsdf/binding.gyp    | 170 ++++++++++++++
 .../math/base/special/roundsdf/docs/repl.txt  |  41 ++++
 .../special/roundsdf/docs/types/index.d.ts    |  51 +++++
 .../base/special/roundsdf/docs/types/test.ts  |  61 +++++
 .../base/special/roundsdf/examples/c/Makefile | 146 ++++++++++++
 .../special/roundsdf/examples/c/example.c     |  39 ++++
 .../base/special/roundsdf/examples/index.js   |  33 +++
 .../math/base/special/roundsdf/include.gypi   |  53 +++++
 .../stdlib/math/base/special/roundsdf.h       |  43 ++++
 .../math/base/special/roundsdf/lib/index.js   |  56 +++++
 .../math/base/special/roundsdf/lib/main.js    |  79 +++++++
 .../math/base/special/roundsdf/lib/native.js  |  48 ++++
 .../math/base/special/roundsdf/manifest.json  |  97 ++++++++
 .../math/base/special/roundsdf/package.json   |  82 +++++++
 .../math/base/special/roundsdf/src/Makefile   |  70 ++++++
 .../math/base/special/roundsdf/src/addon.c    |  26 +++
 .../math/base/special/roundsdf/src/main.c     |  56 +++++
 .../math/base/special/roundsdf/test/test.js   |  90 ++++++++
 .../base/special/roundsdf/test/test.native.js |  84 +++++++
 24 files changed, 1964 insertions(+)
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
 create mode 100644 lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
new file mode 100644
index 000000000000..26d09fed5654
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
@@ -0,0 +1,208 @@
+<!--
+
+@license Apache-2.0
+
+Copyright (c) 2024 The Stdlib Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+-->
+
+# roundsdf
+
+> Round a single-precision floating-point number to the nearest value with `n` significant figures.
+
+<section class="usage">
+
+## Usage
+
+```javascript
+var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
+```
+
+#### roundsdf( x, n )
+
+Rounds a single-precision floating-point number to the nearest value with `n` significant figures.
+
+```javascript
+var v = roundsdf( 3.141592653589793, 3 );
+// returns 3.14
+
+v = roundsdf( 3.141592653589793, 1 );
+// returns 3.0
+
+v = roundsdf( 12368.0, 2 );
+// returns 12000.0
+
+v = roundsdf( -12368.0, 2 );
+// returns -12000.0
+```
+
+</section>
+
+<!-- /.usage -->
+
+<section class="notes">
+
+</section>
+
+<!-- /.notes -->
+
+<section class="examples">
+
+## Examples
+
+<!-- eslint no-undef: "error" -->
+
+```javascript
+var uniform = require( '@stdlib/random/array/uniform' );
+var logEachMap = require( '@stdlib/console/log-each-map' );
+var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
+
+var opts = {
+    'dtype': 'float32'
+};
+
+var x = uniform( 100, -5000.0, 5000.0, opts );
+
+logEachMap( 'x: %0.4f. n: 3. rounded: %0.4f.', x, 3, roundsdf );
+```
+
+</section>
+
+<!-- /.examples -->
+
+<!-- C interface documentation. -->
+
+* * *
+
+<section class="c">
+
+## C APIs
+
+<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. -->
+
+<section class="intro">
+
+</section>
+
+<!-- /.intro -->
+
+<!-- C usage documentation. -->
+
+<section class="usage">
+
+### Usage
+
+```c
+#include "stdlib/math/base/special/roundsdf.h"
+```
+
+#### stdlib_base_roundsdf( x, n )
+
+Rounds a single-precision floating-point number to the nearest value with `n` significant figures
+
+```c
+float v = stdlib_base_roundsdf( 3.1415927f, 3 );
+// returns 3.14f
+```
+
+The function accepts the following arguments:
+
+-   **x**: `[in] double` input value.
+-   **n**: `[in] int32_t` number of significant figures.
+
+```c
+float stdlib_base_roundsdf( float x, int32_t n );
+```
+
+</section>
+
+<!-- /.usage -->
+
+<!-- C API usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="notes">
+
+</section>
+
+<!-- /.notes -->
+
+<!-- C API usage examples. -->
+
+<section class="examples">
+
+### Examples
+
+```c
+#include "stdlib/math/base/special/roundsdf.h"
+#include <stdio.h>
+#include <math.h>
+
+int main( void ) {
+    const float x[] = { 3.143546f, -3.142635f, 0.0f, NAN };
+
+    float y;
+    int i;
+
+    for ( i = 0; i < 4; i++ ) {
+        y = stdlib_base_roundsdf( x[ i ], 2 );
+        printf( "roundsdf(%f) = %f\n", x[ i ], y );
+    }
+}
+```
+
+</section>
+
+<!-- /.examples -->
+
+</section>
+
+<!-- /.c -->
+
+<!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->
+
+<section class="related">
+
+* * *
+
+## See Also
+
+-   <span class="package-name">[`@stdlib/math/base/special/ceilsd`][@stdlib/math/base/special/ceilsd]</span><span class="delimiter">: </span><span class="description">round a numeric value to the nearest number toward positive infinity with N significant figures.</span>
+-   <span class="package-name">[`@stdlib/math/base/special/floorsd`][@stdlib/math/base/special/floorsd]</span><span class="delimiter">: </span><span class="description">round a numeric value to the nearest number toward negative infinity with N significant figures.</span>
+-   <span class="package-name">[`@stdlib/math/base/special/round`][@stdlib/math/base/special/round]</span><span class="delimiter">: </span><span class="description">round a numeric value to the nearest integer.</span>
+-   <span class="package-name">[`@stdlib/math/base/special/truncsd`][@stdlib/math/base/special/truncsd]</span><span class="delimiter">: </span><span class="description">round a numeric value to the nearest number toward zero with N significant figures.</span>
+
+</section>
+
+<!-- /.related -->
+
+<!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="links">
+
+<!-- <related-links> -->
+
+[@stdlib/math/base/special/ceilsd]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/ceilsd
+
+[@stdlib/math/base/special/floorsd]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/floorsd
+
+[@stdlib/math/base/special/round]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/round
+
+[@stdlib/math/base/special/truncsd]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/truncsd
+
+<!-- </related-links> -->
+
+</section>
+
+<!-- /.links -->
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
new file mode 100644
index 000000000000..290171e86075
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
@@ -0,0 +1,88 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var bench = require( '@stdlib/bench' );
+var randu = require( '@stdlib/random/base/randu' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
+var pkg = require( './../package.json' ).name;
+var roundsdf = require( './../lib' );
+
+
+// MAIN //
+
+bench( format( '%s::n=1', pkg ), function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 1 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
+
+bench( format( '%s::n=3', pkg ), function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 3 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
+
+bench( format( '%s::n=5', pkg ), function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 5 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
new file mode 100644
index 000000000000..12058d460d11
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
@@ -0,0 +1,97 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var resolve = require( 'path' ).resolve;
+var bench = require( '@stdlib/bench' );
+var randu = require( '@stdlib/random/base/randu' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
+var tryRequire = require( '@stdlib/utils/try-require' );
+var pkg = require( './../package.json' ).name;
+
+
+// VARIABLES //
+
+var roundsdf = tryRequire( resolve( __dirname, './../lib/native.js' ) );
+var opts = {
+	'skip': ( roundsdf instanceof Error )
+};
+
+
+// MAIN //
+
+bench( format( '%s::native:n=1', pkg ), opts, function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 1 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
+
+bench( format( '%s::native:n=3', pkg ), opts, function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 3 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
+
+bench( format( '%s::native:n=5', pkg ), opts, function benchmark( b ) {
+	var x;
+	var y;
+	var i;
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		x = ( randu() * 10000.0 ) - 5000.0;
+		y = roundsdf( x, 5 );
+	}
+	b.toc();
+
+	if ( isnan( y ) ) {
+		b.fail( 'should not return NaN' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
new file mode 100644
index 000000000000..a4bd7b38fd74
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
@@ -0,0 +1,146 @@
+#/
+# @license Apache-2.0
+#
+# Copyright (c) 2025 The Stdlib Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#/
+
+# VARIABLES #
+
+ifndef VERBOSE
+	QUIET := @
+else
+	QUIET :=
+endif
+
+# Determine the OS ([1][1], [2][2]).
+#
+# [1]: https://en.wikipedia.org/wiki/Uname#Examples
+# [2]: http://stackoverflow.com/a/27776822/2225624
+OS ?= $(shell uname)
+ifneq (, $(findstring MINGW,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring MSYS,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring CYGWIN,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring Windows_NT,$(OS)))
+	OS := WINNT
+endif
+endif
+endif
+endif
+
+# Define the program used for compiling C source files:
+ifdef C_COMPILER
+	CC := $(C_COMPILER)
+else
+	CC := gcc
+endif
+
+# Define the command-line options when compiling C files:
+CFLAGS ?= \
+	-std=c99 \
+	-O3 \
+	-Wall \
+	-pedantic
+
+# Determine whether to generate position independent code ([1][1], [2][2]).
+#
+# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options
+# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option
+ifeq ($(OS), WINNT)
+	fPIC ?=
+else
+	fPIC ?= -fPIC
+endif
+
+# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`):
+INCLUDE ?=
+
+# List of source files:
+SOURCE_FILES ?=
+
+# List of libraries (e.g., `-lopenblas -lpthread`):
+LIBRARIES ?=
+
+# List of library paths (e.g., `-L /foo/bar -L /beep/boop`):
+LIBPATH ?=
+
+# List of C targets:
+c_targets := benchmark.out
+
+
+# RULES #
+
+#/
+# Compiles source files.
+#
+# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`)
+# @param {string} [CFLAGS] - C compiler options
+# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`)
+# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`)
+# @param {string} [SOURCE_FILES] - list of source files
+# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`)
+# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`)
+#
+# @example
+# make
+#
+# @example
+# make all
+#/
+all: $(c_targets)
+
+.PHONY: all
+
+#/
+# Compiles C source files.
+#
+# @private
+# @param {string} CC - C compiler (e.g., `gcc`)
+# @param {string} CFLAGS - C compiler options
+# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`)
+# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`)
+# @param {string} SOURCE_FILES - list of source files
+# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`)
+# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`)
+#/
+$(c_targets): %.out: %.c
+	$(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES)
+
+#/
+# Runs compiled benchmarks.
+#
+# @example
+# make run
+#/
+run: $(c_targets)
+	$(QUIET) ./$<
+
+.PHONY: run
+
+#/
+# Removes generated files.
+#
+# @example
+# make clean
+#/
+clean:
+	$(QUIET) -rm -f *.o *.out
+
+.PHONY: clean
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
new file mode 100644
index 000000000000..d97f16df1b35
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
@@ -0,0 +1,100 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#include "stdlib/math/base/special/roundsdf.h"
+#include "stdlib/math/base/assert/is_nan.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/time.h>
+
+#define NAME "roundsdf"
+#define ITERATIONS 1000000
+#define REPEATS 3
+
+/**
+* Returns a wall-clock time in seconds.
+*
+* @return time
+*/
+static double tic( void ) {
+	struct timeval now;
+	gettimeofday( &now, NULL );
+	return (double)now.tv_sec + (double)now.tv_usec * 1.0e-6;
+}
+
+/**
+* Generates a pseudo-random float on the interval [-5000, 5000).
+*
+* @return random float
+*/
+static float rand_float( void ) {
+	return ( (float)rand() / (float)RAND_MAX ) * 10000.0f - 5000.0f;
+}
+
+/**
+* Runs the benchmark.
+*
+* @return elapsed time in seconds
+*/
+static double benchmark( void ) {
+	float x;
+	float y;
+	double t;
+	int i;
+
+	t = tic();
+	for ( i = 0; i < ITERATIONS; i++ ) {
+		x = rand_float();
+		y = stdlib_base_roundsdf( x, 5, 10 );
+		if ( stdlib_base_is_nan( y ) ) {
+			printf( "unexpected NaN\n" );
+			break;
+		}
+	}
+	return tic() - t;
+}
+
+/**
+* Main execution sequence.
+*
+* @return exit status
+*/
+int main( void ) {
+	double elapsed;
+	int i;
+
+	printf( "TAP version 13\n" );
+
+	for ( i = 0; i < REPEATS; i++ ) {
+		elapsed = benchmark();
+		printf( "# %s\n", NAME );
+		printf( "  ---\n" );
+		printf( "  iterations: %d\n", ITERATIONS );
+		printf( "  elapsed: %0.9f\n", elapsed );
+		printf( "  rate: %0.9f\n", (double)ITERATIONS / elapsed );
+		printf( "  ...\n" );
+		printf( "ok %d benchmark finished\n", i+1 );
+	}
+
+	printf( "1..%d\n", REPEATS );
+	printf( "# total %d\n", REPEATS );
+	printf( "# pass  %d\n", REPEATS );
+	printf( "# ok\n" );
+
+	return 0;
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp b/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
new file mode 100644
index 000000000000..68a1ca11d160
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
@@ -0,0 +1,170 @@
+# @license Apache-2.0
+#
+# Copyright (c) 2025 The Stdlib Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# A `.gyp` file for building a Node.js native add-on.
+#
+# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md
+# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md
+{
+  # List of files to include in this file:
+  'includes': [
+    './include.gypi',
+  ],
+
+  # Define variables to be used throughout the configuration for all targets:
+  'variables': {
+    # Target name should match the add-on export name:
+    'addon_target_name%': 'addon',
+
+    # Set variables based on the host OS:
+    'conditions': [
+      [
+        'OS=="win"',
+        {
+          # Define the object file suffix:
+          'obj': 'obj',
+        },
+        {
+          # Define the object file suffix:
+          'obj': 'o',
+        }
+      ], # end condition (OS=="win")
+    ], # end conditions
+  }, # end variables
+
+  # Define compile targets:
+  'targets': [
+
+    # Target to generate an add-on:
+    {
+      # The target name should match the add-on export name:
+      'target_name': '<(addon_target_name)',
+
+      # Define dependencies:
+      'dependencies': [],
+
+      # Define directories which contain relevant include headers:
+      'include_dirs': [
+        # Local include directory:
+        '<@(include_dirs)',
+      ],
+
+      # List of source files:
+      'sources': [
+        '<@(src_files)',
+      ],
+
+      # Settings which should be applied when a target's object files are used as linker input:
+      'link_settings': {
+        # Define libraries:
+        'libraries': [
+          '<@(libraries)',
+        ],
+
+        # Define library directories:
+        'library_dirs': [
+          '<@(library_dirs)',
+        ],
+      },
+
+      # C/C++ compiler flags:
+      'cflags': [
+        # Enable commonly used warning options:
+        '-Wall',
+
+        # Aggressive optimization:
+        '-O3',
+      ],
+
+      # C specific compiler flags:
+      'cflags_c': [
+        # Specify the C standard to which a program is expected to conform:
+        '-std=c99',
+      ],
+
+      # C++ specific compiler flags:
+      'cflags_cpp': [
+        # Specify the C++ standard to which a program is expected to conform:
+        '-std=c++11',
+      ],
+
+      # Linker flags:
+      'ldflags': [],
+
+      # Apply conditions based on the host OS:
+      'conditions': [
+        [
+          'OS=="mac"',
+          {
+            # Linker flags:
+            'ldflags': [
+              '-undefined dynamic_lookup',
+              '-Wl,-no-pie',
+              '-Wl,-search_paths_first',
+            ],
+          },
+        ], # end condition (OS=="mac")
+        [
+          'OS!="win"',
+          {
+            # C/C++ flags:
+            'cflags': [
+              # Generate platform-independent code:
+              '-fPIC',
+            ],
+          },
+        ], # end condition (OS!="win")
+      ], # end conditions
+    }, # end target <(addon_target_name)
+
+    # Target to copy a generated add-on to a standard location:
+    {
+      'target_name': 'copy_addon',
+
+      # Declare that the output of this target is not linked:
+      'type': 'none',
+
+      # Define dependencies:
+      'dependencies': [
+        # Require that the add-on be generated before building this target:
+        '<(addon_target_name)',
+      ],
+
+      # Define a list of actions:
+      'actions': [
+        {
+          'action_name': 'copy_addon',
+          'message': 'Copying addon...',
+
+          # Explicitly list the inputs in the command-line invocation below:
+          'inputs': [],
+
+          # Declare the expected outputs:
+          'outputs': [
+            '<(addon_output_dir)/<(addon_target_name).node',
+          ],
+
+          # Define the command-line invocation:
+          'action': [
+            'cp',
+            '<(PRODUCT_DIR)/<(addon_target_name).node',
+            '<(addon_output_dir)/<(addon_target_name).node',
+          ],
+        },
+      ], # end actions
+    }, # end target copy_addon
+  ], # end targets
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
new file mode 100644
index 000000000000..602d99362a34
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
@@ -0,0 +1,41 @@
+
+{{alias}}( x, n[, b] )
+    Rounds a numeric value to the nearest number toward positive infinity with
+    `n` significant figures.
+
+    Parameters
+    ----------
+    x: number
+        Input value.
+
+    n: integer
+        Number of significant figures. Must be greater than 0.
+
+    b: integer (optional)
+        Base. Must be greater than 0. Default: 10.
+
+    Returns
+    -------
+    y: number
+        Rounded value.
+
+    Examples
+    --------
+    > var y = {{alias}}( 3.141592653589793, 3 )
+    3.14
+
+    > y = {{alias}}( 3.141592653589793, 1 )
+    3
+
+    > y = {{alias}}( 12368.0, 2 )
+    12000
+
+    > y = {{alias}}( -12368.0, 2 )
+    -12000
+
+    > y = {{alias}}( 0.0313, 2, 2 )
+    0.031
+
+    See Also
+    --------
+
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
new file mode 100644
index 000000000000..84a0553a816c
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
@@ -0,0 +1,51 @@
+/*
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+// TypeScript Version: 4.1
+
+/**
+* Rounds a numeric value to the nearest number toward positive infinity with
+* `n` significant figures.
+*
+* @param x - input value
+* @param n - number of significant figures
+* @param b - base (default: 10)
+* @returns rounded value
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 3 );
+* // returns 3.14
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 1 );
+* // returns 3
+*
+* @example
+* var v = roundsdf( 12368.0, 2 );
+* // returns 12000
+*
+* @example
+* var v = roundsdf( 0.0313, 2, 2 );
+* // returns 0.031
+*/
+declare function roundsdf( x: number, n: number, b?: number ): number;
+
+
+// EXPORTS //
+
+export = roundsdf;
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
new file mode 100644
index 000000000000..3412d27b0c46
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
@@ -0,0 +1,61 @@
+/*
+* @license Apache-2.0
+*
+* Copyright (c) 2019 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+import roundsdf = require( './index' );
+
+
+// TESTS //
+
+// The function returns a number...
+{
+	roundsdf( 3.141592653589793, 4 ); // $ExpectType number
+	roundsdf( 3.141592653589793, 1 ); // $ExpectType number
+	roundsdf( 12368.0, 2 ); // $ExpectType number
+	roundsdf( 0.0313, 2, 2 ); // $ExpectType number
+}
+
+// The compiler throws an error if the function is provided values other than numbers...
+{
+	roundsdf( true, 3 ); // $ExpectError
+	roundsdf( false, 2 ); // $ExpectError
+	roundsdf( '5', 1 ); // $ExpectError
+	roundsdf( [], 1 ); // $ExpectError
+	roundsdf( {}, 2 ); // $ExpectError
+	roundsdf( ( x: number ): number => x, 2 ); // $ExpectError
+
+	roundsdf( 9, true ); // $ExpectError
+	roundsdf( 9, false ); // $ExpectError
+	roundsdf( 5, '5' ); // $ExpectError
+	roundsdf( 8, [] ); // $ExpectError
+	roundsdf( 9, {} ); // $ExpectError
+	roundsdf( 8, ( x: number ): number => x ); // $ExpectError
+
+	roundsdf( 3.14, 2, true ); // $ExpectError
+	roundsdf( 3.14, 2, false ); // $ExpectError
+	roundsdf( 3.14, 2, '5' ); // $ExpectError
+	roundsdf( 3.14, 2, [] ); // $ExpectError
+	roundsdf( 3.14, 2, {} ); // $ExpectError
+	roundsdf( 3.14, 2, ( x: number ): number => x ); // $ExpectError
+}
+
+// The compiler throws an error if the function is provided an invalid number of arguments...
+{
+	roundsdf(); // $ExpectError
+	roundsdf( 3 ); // $ExpectError
+	roundsdf( 2.131, 3, 10, 10 ); // $ExpectError
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
new file mode 100644
index 000000000000..25ced822f96a
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
@@ -0,0 +1,146 @@
+#/
+# @license Apache-2.0
+#
+# Copyright (c) 2025 The Stdlib Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#/
+
+# VARIABLES #
+
+ifndef VERBOSE
+	QUIET := @
+else
+	QUIET :=
+endif
+
+# Determine the OS ([1][1], [2][2]).
+#
+# [1]: https://en.wikipedia.org/wiki/Uname#Examples
+# [2]: http://stackoverflow.com/a/27776822/2225624
+OS ?= $(shell uname)
+ifneq (, $(findstring MINGW,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring MSYS,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring CYGWIN,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring Windows_NT,$(OS)))
+	OS := WINNT
+endif
+endif
+endif
+endif
+
+# Define the program used for compiling C source files:
+ifdef C_COMPILER
+	CC := $(C_COMPILER)
+else
+	CC := gcc
+endif
+
+# Define the command-line options when compiling C files:
+CFLAGS ?= \
+	-std=c99 \
+	-O3 \
+	-Wall \
+	-pedantic
+
+# Determine whether to generate position independent code ([1][1], [2][2]).
+#
+# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options
+# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option
+ifeq ($(OS), WINNT)
+	fPIC ?=
+else
+	fPIC ?= -fPIC
+endif
+
+# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`):
+INCLUDE ?=
+
+# List of source files:
+SOURCE_FILES ?=
+
+# List of libraries (e.g., `-lopenblas -lpthread`):
+LIBRARIES ?=
+
+# List of library paths (e.g., `-L /foo/bar -L /beep/boop`):
+LIBPATH ?=
+
+# List of C targets:
+c_targets := example.out
+
+
+# RULES #
+
+#/
+# Compiles source files.
+#
+# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`)
+# @param {string} [CFLAGS] - C compiler options
+# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`)
+# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`)
+# @param {string} [SOURCE_FILES] - list of source files
+# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`)
+# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`)
+#
+# @example
+# make
+#
+# @example
+# make all
+#/
+all: $(c_targets)
+
+.PHONY: all
+
+#/
+# Compiles C source files.
+#
+# @private
+# @param {string} CC - C compiler (e.g., `gcc`)
+# @param {string} CFLAGS - C compiler options
+# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`)
+# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`)
+# @param {string} SOURCE_FILES - list of source files
+# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`)
+# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`)
+#/
+$(c_targets): %.out: %.c
+	$(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES)
+
+#/
+# Runs compiled examples.
+#
+# @example
+# make run
+#/
+run: $(c_targets)
+	$(QUIET) ./$<
+
+.PHONY: run
+
+#/
+# Removes generated files.
+#
+# @example
+# make clean
+#/
+clean:
+	$(QUIET) -rm -f *.o *.out
+
+.PHONY: clean
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
new file mode 100644
index 000000000000..828f4610fd21
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -0,0 +1,39 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#include "stdlib/math/base/special/roundsdf.h"
+#include <stdio.h>
+#include <math.h>
+
+int main( void ) {
+	const float x[] = {
+		3.143546f,
+		-3.142635f,
+		0.0f,
+		NAN
+	};
+
+	float y;
+	int i;
+
+	for ( i = 0; i < 4; i++ ) {
+		y = stdlib_base_roundsdf( x[ i ], 2, 10 );
+		printf( "roundsdf(%f, 2, 10) = %f\n", x[ i ], y );
+	}
+	return 0;
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
new file mode 100644
index 000000000000..629171bb08ee
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
@@ -0,0 +1,33 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+var uniform = require( '@stdlib/random/array/uniform' );
+var logEachMap = require( '@stdlib/console/log-each-map' );
+var roundsdf = require( './../lib' );
+
+var opts = {
+	'dtype': 'float32'
+};
+
+// Generate random values:
+var x = uniform( 100, -5000.0, 5000.0, opts );
+
+// Apply rounding:
+logEachMap('x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf);
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi b/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
new file mode 100644
index 000000000000..ecfaf82a3279
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
@@ -0,0 +1,53 @@
+# @license Apache-2.0
+#
+# Copyright (c) 2025 The Stdlib Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# A GYP include file for building a Node.js native add-on.
+#
+# Main documentation:
+#
+# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md
+# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md
+{
+  # Define variables to be used throughout the configuration for all targets:
+  'variables': {
+    # Source directory:
+    'src_dir': './src',
+
+    # Include directories:
+    'include_dirs': [
+      '<!@(node -e "var arr = require(\'@stdlib/utils/library-manifest\')(\'./manifest.json\',{},{\'basedir\':process.cwd(),\'paths\':\'posix\'}).include; for ( var i = 0; i < arr.length; i++ ) { console.log( arr[ i ] ); }")',
+    ],
+
+    # Add-on destination directory:
+    'addon_output_dir': './src',
+
+    # Source files:
+    'src_files': [
+      '<(src_dir)/addon.c',
+      '<!@(node -e "var arr = require(\'@stdlib/utils/library-manifest\')(\'./manifest.json\',{},{\'basedir\':process.cwd(),\'paths\':\'posix\'}).src; for ( var i = 0; i < arr.length; i++ ) { console.log( arr[ i ] ); }")',
+    ],
+
+    # Library dependencies:
+    'libraries': [
+      '<!@(node -e "var arr = require(\'@stdlib/utils/library-manifest\')(\'./manifest.json\',{},{\'basedir\':process.cwd(),\'paths\':\'posix\'}).libraries; for ( var i = 0; i < arr.length; i++ ) { console.log( arr[ i ] ); }")',
+    ],
+
+    # Library directories:
+    'library_dirs': [
+      '<!@(node -e "var arr = require(\'@stdlib/utils/library-manifest\')(\'./manifest.json\',{},{\'basedir\':process.cwd(),\'paths\':\'posix\'}).libpath; for ( var i = 0; i < arr.length; i++ ) { console.log( arr[ i ] ); }")',
+    ],
+  }, # end variables
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
new file mode 100644
index 000000000000..056a066ed734
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -0,0 +1,43 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#ifndef STDLIB_MATH_BASE_SPECIAL_ROUNDSDF_H
+#define STDLIB_MATH_BASE_SPECIAL_ROUNDSDF_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+* Rounds a single-precision floating-point number to the nearest value toward
+* positive infinity with `n` significant figures.
+*
+* @param x   input value
+* @param n   number of significant figures
+* @param b   base
+* @return    rounded value
+*/
+float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // !STDLIB_MATH_BASE_SPECIAL_ROUNDSDF_H
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
new file mode 100644
index 000000000000..1d7dc1720119
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
@@ -0,0 +1,56 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+/**
+* Round a numeric value to the nearest number toward positive infinity with n significant figures.
+*
+* @module @stdlib/math/base/special/roundsdf
+*
+* @example
+* var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
+*
+* var v = roundsdf( 3.141592653589793, 3 );
+* // returns 3.14
+*
+* v = roundsdf( 3.141592653589793, 1 );
+* // returns 3
+*
+* v = roundsdf( 12368.0, 2 );
+* // returns 12000
+*
+* v = roundsdf( 0.0313, 2, 2 );
+* // returns 0.031
+*/
+
+// MODULES //
+
+var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
+var main = require( './main.js' );
+var native = require( './native.js' );
+
+
+// MAIN //
+
+setReadOnly( main, 'native', native );
+
+
+// EXPORTS //
+
+module.exports = main;
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
new file mode 100644
index 000000000000..931a4330b7f9
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
@@ -0,0 +1,79 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
+var abs = require( '@stdlib/math/base/special/abs' );
+var floor = require( '@stdlib/math/base/special/floor' );
+var log10 = require( '@stdlib/math/base/special/log10' );
+var pow = require( '@stdlib/math/base/special/pow' );
+var round = require( '@stdlib/math/base/special/round' );
+
+
+// MAIN //
+
+/**
+* Rounds a numeric value to the nearest number with `n` significant figures.
+*
+* @param {number} x - input value
+* @param {PositiveInteger} n - number of significant figures
+* @returns {number} rounded value
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 3 );
+* // returns 3.14
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 1 );
+* // returns 3.0
+*
+* @example
+* var v = roundsdf( 12368.0, 2 );
+* // returns 12000.0
+*/
+function roundsdf( x, n ) {
+	var e;
+	var s;
+
+	if ( isnan( x ) || isnan( n ) || n < 1 || isInfinite( n ) ) {
+		return NaN;
+	}
+	if ( isInfinite( x ) || x === 0.0 ) {
+		return x;
+	}
+
+	// Base-10 exponent:
+	e = floor( log10( abs( x ) ) - n + 1.0 );
+
+	// Scale factor:
+	s = pow( 10.0, abs( e ) );
+
+	if ( e < 0 ) {
+		return round( x * s ) / s;
+	}
+	return round( x / s ) * s;
+}
+
+
+// EXPORTS //
+
+module.exports = roundsdf;
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
new file mode 100644
index 000000000000..1fcf93de9aed
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -0,0 +1,48 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var tryRequire = require( '@stdlib/utils/try-require' );
+
+
+// VARIABLES //
+
+var addon = tryRequire( './../src/addon.node' );
+
+
+// MAIN //
+
+/**
+* Rounds a numeric value to the nearest number with `n` significant figures.
+*
+* @private
+* @param {number} x - input value
+* @param {PositiveInteger} n - number of significant figures
+* @returns {number} rounded value
+*/
+function roundsdf( x, n ) {
+	return addon( x, n );
+}
+
+
+// EXPORTS //
+
+module.exports = roundsdf;
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
new file mode 100644
index 000000000000..bfdb8ec1664c
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -0,0 +1,97 @@
+{
+  "options": {
+    "task": "build"
+  },
+  "fields": [
+    {
+      "field": "src",
+      "resolve": true,
+      "relative": true
+    },
+    {
+      "field": "include",
+      "resolve": true,
+      "relative": true
+    },
+    {
+      "field": "libraries",
+      "resolve": false,
+      "relative": false
+    },
+    {
+      "field": "libpath",
+      "resolve": true,
+      "relative": false
+    }
+  ],
+  "confs": [
+    {
+      "task": "build",
+      "src": [
+        "./src/main.c",
+        "./src/addon.c"
+      ],
+      "include": [
+        "./include"
+      ],
+      "libraries": [
+        "-lm"
+      ],
+      "libpath": [],
+      "dependencies": [
+        "@stdlib/math/base/napi/ternary",
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/ceilf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf"
+      ]
+    },
+    {
+      "task": "benchmark",
+      "src": [
+        "./src/main.c"
+      ],
+      "include": [
+        "./include"
+      ],
+      "libraries": [
+        "-lm"
+      ],
+      "libpath": [],
+      "dependencies": [
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/ceilf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf"
+      ]
+    },
+    {
+      "task": "examples",
+      "src": [
+        "./src/main.c"
+      ],
+      "include": [
+        "./include"
+      ],
+      "libraries": [
+        "-lm"
+      ],
+      "libpath": [],
+      "dependencies": [
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/ceilf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf"
+      ]
+    }
+  ]
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
new file mode 100644
index 000000000000..9931b6af04fc
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
@@ -0,0 +1,82 @@
+{
+  "name": "@stdlib/math/base/special/roundsdf",
+  "version": "0.0.0",
+  "description": "Round a single-precision floating-point number to the nearest number toward positive infinity with N significant figures.",
+  "license": "Apache-2.0",
+  "author": {
+    "name": "The Stdlib Authors",
+    "url": "https://github.com/stdlib-js/stdlib/graphs/contributors"
+  },
+  "contributors": [
+    {
+      "name": "The Stdlib Authors",
+      "url": "https://github.com/stdlib-js/stdlib/graphs/contributors"
+    }
+  ],
+  "main": "./lib",
+  "gypfile": true,
+  "directories": {
+    "benchmark": "./benchmark",
+    "doc": "./docs",
+    "example": "./examples",
+    "include": "./include",
+    "lib": "./lib",
+    "src": "./src",
+    "test": "./test"
+  },
+  "types": "./docs/types",
+  "scripts": {},
+  "homepage": "https://github.com/stdlib-js/stdlib",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/stdlib-js/stdlib.git"
+  },
+  "bugs": {
+    "url": "https://github.com/stdlib-js/stdlib/issues"
+  },
+  "dependencies": {
+    "@stdlib/utils/define-nonenumerable-read-only-property": "^0.0.0",
+    "@stdlib/math/base/assert/is-nan": "^0.0.0",
+    "@stdlib/math/base/assert/is-infinite": "^0.0.0",
+    "@stdlib/math/base/special/pow": "^0.0.0",
+    "@stdlib/math/base/special/abs": "^0.0.0",
+    "@stdlib/math/base/special/floor": "^0.0.0",
+    "@stdlib/math/base/special/ceil": "^0.0.0",
+    "@stdlib/math/base/special/log": "^0.0.0"
+  },
+  "devDependencies": {},
+  "engines": {
+    "node": ">=0.10.0",
+    "npm": ">2.7.0"
+  },
+  "os": [
+    "aix",
+    "darwin",
+    "freebsd",
+    "linux",
+    "macos",
+    "openbsd",
+    "sunos",
+    "win32",
+    "windows"
+  ],
+  "keywords": [
+    "stdlib",
+    "stdmath",
+    "mathematics",
+    "math",
+    "math.round",
+    "round",
+    "significant",
+    "figures",
+    "sigfig",
+    "sigfigs",
+    "digits",
+    "measurement",
+    "science",
+    "nearest",
+    "number",
+    "float32",
+    "ceil"
+  ]
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
new file mode 100644
index 000000000000..7733b6180cb4
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
@@ -0,0 +1,70 @@
+#/
+# @license Apache-2.0
+#
+# Copyright (c) 2025 The Stdlib Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#/
+
+# VARIABLES #
+
+ifndef VERBOSE
+	QUIET := @
+else
+	QUIET :=
+endif
+
+# Determine the OS ([1][1], [2][2]).
+#
+# [1]: https://en.wikipedia.org/wiki/Uname#Examples
+# [2]: http://stackoverflow.com/a/27776822/2225624
+OS ?= $(shell uname)
+ifneq (, $(findstring MINGW,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring MSYS,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring CYGWIN,$(OS)))
+	OS := WINNT
+else
+ifneq (, $(findstring Windows_NT,$(OS)))
+	OS := WINNT
+endif
+endif
+endif
+endif
+
+
+# RULES #
+
+#/
+# Removes generated files for building an add-on.
+#
+# @example
+# make clean-addon
+#/
+clean-addon:
+	$(QUIET) -rm -f *.o *.node
+
+.PHONY: clean-addon
+
+#/
+# Removes generated files.
+#
+# @example
+# make clean
+#/
+clean: clean-addon
+
+.PHONY: clean
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
new file mode 100644
index 000000000000..a2277d9801eb
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
@@ -0,0 +1,26 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#include "stdlib/math/base/special/roundsdf.h"
+#include "stdlib/math/base/napi/ternary.h"
+
+/*
+* Create a Node-API module for a ternary function accepting
+* a float and two integers and returning a float.
+*/
+STDLIB_MATH_BASE_NAPI_MODULE_FII_F( stdlib_base_roundsdf )
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
new file mode 100644
index 000000000000..785e06aa2af6
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -0,0 +1,56 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#include "stdlib/math/base/special/roundsdf.h"
+#include "stdlib/math/base/assert/is_nan.h"
+#include "stdlib/math/base/assert/is_infinite.h"
+#include <math.h>
+#include <stdint.h>
+
+/**
+* Rounds a single-precision floating-point number to the nearest value with `n`
+* significant figures.
+*
+* @param x   input value
+* @param n   number of significant figures
+* @return    rounded value
+*/
+float stdlib_base_roundsdf( const float x, const int32_t n ) {
+	float ax;
+	float e;
+	float s;
+
+	if ( stdlib_base_is_nan( x ) || n < 1 ) {
+		return 0.0f / 0.0f; // NaN
+	}
+	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
+		return x;
+	}
+
+	// Absolute value:
+	ax = stdlib_base_absf( x );
+
+	// Base-10 exponent:
+	e = stdlib_base_floorf( stdlib_base_log10f( ax ) );
+
+	// Scale factor:
+	s = stdlib_base_powf( 10.0f, (float)( n - 1 ) - e );
+
+	// Round to nearest:
+	return stdlib_base_roundf( x * s ) / s;
+}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
new file mode 100644
index 000000000000..bb27504e3d1a
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -0,0 +1,90 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var tape = require( 'tape' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
+var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
+var PINF = require( '@stdlib/constants/float64/pinf' );
+var NINF = require( '@stdlib/constants/float64/ninf' );
+var roundsdf = require( './../lib' );
+
+
+// TESTS //
+
+tape( 'main export is a function', function test( t ) {
+	t.ok( true, __filename );
+	t.strictEqual( typeof roundsdf, 'function', 'main export is a function' );
+	t.end();
+});
+
+tape( 'the function returns NaN if provided NaN', function test( t ) {
+	t.ok( isnan( roundsdf( NaN, 2 ) ), 'NaN x' );
+	t.ok( isnan( roundsdf( 3.14, NaN ) ), 'NaN n' );
+	t.ok( isnan( roundsdf( NaN, NaN ) ), 'NaN x and n' );
+	t.end();
+});
+
+tape( 'the function returns NaN if provided n < 1', function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 0 ) ), 'n = 0' );
+	t.ok( isnan( roundsdf( 3.14, -1 ) ), 'n < 0' );
+	t.end();
+});
+
+tape( 'the function returns infinity unchanged', function test( t ) {
+	t.strictEqual( roundsdf( PINF, 3 ), PINF, '+infinity' );
+	t.strictEqual( roundsdf( NINF, 3 ), NINF, '-infinity' );
+	t.end();
+});
+
+tape( 'the function preserves signed zeros', function test( t ) {
+	t.ok( isPositiveZero( roundsdf( 0.0, 2 ) ), '+0 preserved' );
+	t.ok( isNegativeZero( roundsdf( -0.0, 2 ) ), '-0 preserved' );
+	t.end();
+});
+
+tape( 'the function rounds to nearest with n significant figures', function test( t ) {
+	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 3.0, 'n=1' );
+	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.1, 'n=2' );
+	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.14, 'n=3' );
+	t.strictEqual( roundsdf( 3.141592653589793, 4 ), 3.142, 'n=4' );
+	t.end();
+});
+
+tape( 'the function rounds large values correctly', function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1 ), 10000.0, 'n=1' );
+	t.strictEqual( roundsdf( 12368.0, 2 ), 12000.0, 'n=2' );
+	t.strictEqual( roundsdf( 12368.0, 3 ), 12400.0, 'n=3' );
+	t.end();
+});
+
+tape( 'the function rounds negative values correctly', function test( t ) {
+	t.strictEqual( roundsdf( -3.141592653589793, 1 ), -3.0, 'n=1' );
+	t.strictEqual( roundsdf( -3.141592653589793, 3 ), -3.14, 'n=3' );
+	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'n=2' );
+	t.end();
+});
+
+tape( 'the main export has a native method', function test( t ) {
+	t.strictEqual( typeof roundsdf.native, 'function', 'has native method' );
+	t.end();
+});
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
new file mode 100644
index 000000000000..5b97089f5030
--- /dev/null
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -0,0 +1,84 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2024 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var resolve = require( 'path' ).resolve;
+var tape = require( 'tape' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
+var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
+var PINF = require( '@stdlib/constants/float64/pinf' );
+var NINF = require( '@stdlib/constants/float64/ninf' );
+var tryRequire = require( '@stdlib/utils/try-require' );
+
+
+// VARIABLES //
+
+var roundsdf = tryRequire( resolve( __dirname, './../lib/native.js' ) );
+var opts = {
+	'skip': ( roundsdf instanceof Error )
+};
+
+
+// TESTS //
+
+tape( 'main export is a function', opts, function test( t ) {
+	t.ok( true, __filename );
+	t.strictEqual( typeof roundsdf, 'function', 'main export is a function' );
+	t.end();
+});
+
+tape( 'returns NaN for NaN inputs', opts, function test( t ) {
+	t.ok( isnan( roundsdf( NaN, 2 ) ), 'NaN input' );
+	t.ok( isnan( roundsdf( 3.14, NaN ) ), 'NaN n' );
+	t.end();
+});
+
+tape( 'returns NaN for n < 1', opts, function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 0 ) ), 'n = 0' );
+	t.ok( isnan( roundsdf( 3.14, -1 ) ), 'n < 0' );
+	t.end();
+});
+
+tape( 'returns infinities unchanged', opts, function test( t ) {
+	t.strictEqual( roundsdf( PINF, 3 ), PINF, '+infinity' );
+	t.strictEqual( roundsdf( NINF, 3 ), NINF, '-infinity' );
+	t.end();
+});
+
+tape( 'preserves signed zero', opts, function test( t ) {
+	t.ok( isPositiveZero( roundsdf( 0.0, 2 ) ), '+0 preserved' );
+	t.ok( isNegativeZero( roundsdf( -0.0, 2 ) ), '-0 preserved' );
+	t.end();
+});
+
+tape( 'rounds to nearest with n significant figures', opts, function test( t ) {
+	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 3.0, 'n=1' );
+	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.1, 'n=2' );
+	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.14, 'n=3' );
+	t.end();
+});
+
+tape( 'rounds large and negative values correctly', opts, function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1 ), 10000.0, 'large positive' );
+	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'large negative' );
+	t.end();
+});

From 1f81a6e3c2773d0b2d6cad433c2d486c74f45361 Mon Sep 17 00:00:00 2001
From: stdlib-bot <82920195+stdlib-bot@users.noreply.github.com>
Date: Fri, 23 Jan 2026 20:51:00 +0000
Subject: [PATCH 02/28] chore: update copyright years

---
 lib/node_modules/@stdlib/math/base/special/roundsdf/README.md   | 2 +-
 .../@stdlib/math/base/special/roundsdf/benchmark/benchmark.js   | 2 +-
 .../math/base/special/roundsdf/benchmark/benchmark.native.js    | 2 +-
 .../math/base/special/roundsdf/benchmark/c/native/Makefile      | 2 +-
 .../math/base/special/roundsdf/benchmark/c/native/benchmark.c   | 2 +-
 lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp | 2 +-
 .../@stdlib/math/base/special/roundsdf/docs/types/index.d.ts    | 2 +-
 .../@stdlib/math/base/special/roundsdf/docs/types/test.ts       | 2 +-
 .../@stdlib/math/base/special/roundsdf/examples/c/Makefile      | 2 +-
 .../@stdlib/math/base/special/roundsdf/examples/c/example.c     | 2 +-
 .../@stdlib/math/base/special/roundsdf/examples/index.js        | 2 +-
 .../@stdlib/math/base/special/roundsdf/include.gypi             | 2 +-
 .../roundsdf/include/stdlib/math/base/special/roundsdf.h        | 2 +-
 .../@stdlib/math/base/special/roundsdf/lib/index.js             | 2 +-
 lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js | 2 +-
 .../@stdlib/math/base/special/roundsdf/lib/native.js            | 2 +-
 .../@stdlib/math/base/special/roundsdf/src/Makefile             | 2 +-
 lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c | 2 +-
 lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c  | 2 +-
 .../@stdlib/math/base/special/roundsdf/test/test.js             | 2 +-
 .../@stdlib/math/base/special/roundsdf/test/test.native.js      | 2 +-
 21 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
index 26d09fed5654..56fe0cc47111 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
@@ -2,7 +2,7 @@
 
 @license Apache-2.0
 
-Copyright (c) 2024 The Stdlib Authors.
+Copyright (c) 2026 The Stdlib Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
index 290171e86075..f86ed04432ae 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
index 12058d460d11..c7635d84bac9 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
index a4bd7b38fd74..979768abbcec 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/Makefile
@@ -1,7 +1,7 @@
 #/
 # @license Apache-2.0
 #
-# Copyright (c) 2025 The Stdlib Authors.
+# Copyright (c) 2026 The Stdlib Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
index d97f16df1b35..3c623c581b54 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp b/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
index 68a1ca11d160..0d6508a12e99 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/binding.gyp
@@ -1,6 +1,6 @@
 # @license Apache-2.0
 #
-# Copyright (c) 2025 The Stdlib Authors.
+# Copyright (c) 2026 The Stdlib Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
index 84a0553a816c..8b1d1ec67df0 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
@@ -1,7 +1,7 @@
 /*
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
index 3412d27b0c46..efe3bb95cf0f 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
@@ -1,7 +1,7 @@
 /*
 * @license Apache-2.0
 *
-* Copyright (c) 2019 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
index 25ced822f96a..c8f8e9a1517b 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/Makefile
@@ -1,7 +1,7 @@
 #/
 # @license Apache-2.0
 #
-# Copyright (c) 2025 The Stdlib Authors.
+# Copyright (c) 2026 The Stdlib Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
index 828f4610fd21..5484f4d090bb 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
index 629171bb08ee..3f2f7d0063a8 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi b/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
index ecfaf82a3279..bee8d41a2caf 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include.gypi
@@ -1,6 +1,6 @@
 # @license Apache-2.0
 #
-# Copyright (c) 2025 The Stdlib Authors.
+# Copyright (c) 2026 The Stdlib Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
index 056a066ed734..32a71f5e3683 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
index 1d7dc1720119..c5560491c335 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
index 931a4330b7f9..270425bb4b40 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index 1fcf93de9aed..c3d1a2550de9 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
index 7733b6180cb4..2caf905cedbe 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/Makefile
@@ -1,7 +1,7 @@
 #/
 # @license Apache-2.0
 #
-# Copyright (c) 2025 The Stdlib Authors.
+# Copyright (c) 2026 The Stdlib Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
index a2277d9801eb..032c86de03b2 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2025 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 785e06aa2af6..f6ce9b04b629 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index bb27504e3d1a..42022a1d45fa 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index 5b97089f5030..8c246213c4ac 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.

From c41e40ca5c5c2503bc70da8c0a5b3459f3fe2d33 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Fri, 23 Jan 2026 21:02:37 +0000
Subject: [PATCH 03/28] feat: add math/base/special/roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../include/stdlib/math/base/special/roundsdf.h        |  8 +-------
 .../@stdlib/math/base/special/roundsdf/src/main.c      | 10 +++++++---
 2 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
index 32a71f5e3683..a7a24506c9ce 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -26,13 +26,7 @@ extern "C" {
 #endif
 
 /**
-* Rounds a single-precision floating-point number to the nearest value toward
-* positive infinity with `n` significant figures.
-*
-* @param x   input value
-* @param n   number of significant figures
-* @param b   base
-* @return    rounded value
+* Rounds a single-precision floating-point number to the nearest value toward positive infinity with `n` significant figures.
 */
 float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b );
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index f6ce9b04b629..73b375142c67 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -17,9 +17,13 @@
 */
 
 #include "stdlib/math/base/special/roundsdf.h"
-#include "stdlib/math/base/assert/is_nan.h"
-#include "stdlib/math/base/assert/is_infinite.h"
-#include <math.h>
+#include "stdlib/math/base/assert/is-nan.h"
+#include "stdlib/math/base/assert/is-infinite.h"
+#include "stdlib/math/base/special/absf.h"
+#include "stdlib/math/base/special/floorf.h"
+#include "stdlib/math/base/special/log10f.h"
+#include "stdlib/math/base/special/powf.h"
+#include "stdlib/math/base/special/roundf.h"
 #include <stdint.h>
 
 /**

From aed0b169868ccb09965a92545175326d750b8672 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 06:34:07 +0000
Subject: [PATCH 04/28] fix: correct C assert header names for roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/manifest.json | 12 ++++++------
 .../@stdlib/math/base/special/roundsdf/src/main.c    |  4 ++--
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
index bfdb8ec1664c..278fe1ceded3 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -40,8 +40,8 @@
       "libpath": [],
       "dependencies": [
         "@stdlib/math/base/napi/ternary",
-        "@stdlib/math/base/assert/is-infinite",
-        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/assert/is_infinite",
+        "@stdlib/math/base/assert/is_nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
@@ -62,8 +62,8 @@
       ],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-infinite",
-        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/assert/is_infinite",
+        "@stdlib/math/base/assert/is_nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
@@ -84,8 +84,8 @@
       ],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-infinite",
-        "@stdlib/math/base/assert/is-nan",
+        "@stdlib/math/base/assert/is_infinite",
+        "@stdlib/math/base/assert/is_nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 73b375142c67..9dbffd1271bf 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -17,8 +17,8 @@
 */
 
 #include "stdlib/math/base/special/roundsdf.h"
-#include "stdlib/math/base/assert/is-nan.h"
-#include "stdlib/math/base/assert/is-infinite.h"
+#include "stdlib/math/base/assert/is_nan.h"
+#include "stdlib/math/base/assert/is_infinite.h"
 #include "stdlib/math/base/special/absf.h"
 #include "stdlib/math/base/special/floorf.h"
 #include "stdlib/math/base/special/log10f.h"

From 3222e8dc32d847bd7cdadab650b66168b0c02e8c Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 06:42:21 +0000
Subject: [PATCH 05/28] fix: resolve C dependencies and example build for
 roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/examples/c/example.c  |  2 +-
 .../@stdlib/math/base/special/roundsdf/manifest.json | 12 ++++++------
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
index 5484f4d090bb..4c2780b7dd4d 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -1,4 +1,4 @@
-/**
+/*
 * @license Apache-2.0
 *
 * Copyright (c) 2026 The Stdlib Authors.
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
index 278fe1ceded3..bfdb8ec1664c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -40,8 +40,8 @@
       "libpath": [],
       "dependencies": [
         "@stdlib/math/base/napi/ternary",
-        "@stdlib/math/base/assert/is_infinite",
-        "@stdlib/math/base/assert/is_nan",
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
@@ -62,8 +62,8 @@
       ],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is_infinite",
-        "@stdlib/math/base/assert/is_nan",
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
@@ -84,8 +84,8 @@
       ],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is_infinite",
-        "@stdlib/math/base/assert/is_nan",
+        "@stdlib/math/base/assert/is-infinite",
+        "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/special/absf",
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",

From 2251bd56c1034dd7817c199e9256e88b819c53b3 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 06:47:26 +0000
Subject: [PATCH 06/28] fix: resolve C dependencies and example build for
 roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/examples/c/example.c      | 4 ++--
 .../@stdlib/math/base/special/roundsdf/src/main.c        | 9 ++++++---
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
index 4c2780b7dd4d..3018e6169ddb 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -32,8 +32,8 @@ int main( void ) {
 	int i;
 
 	for ( i = 0; i < 4; i++ ) {
-		y = stdlib_base_roundsdf( x[ i ], 2, 10 );
-		printf( "roundsdf(%f, 2, 10) = %f\n", x[ i ], y );
+		y = stdlib_base_roundsdf( x[ i ], 2 );
+		printf( "roundsdf(%f, 2) = %f\n", x[ i ], y );
 	}
 	return 0;
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 9dbffd1271bf..1f813184c5b8 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -21,7 +21,7 @@
 #include "stdlib/math/base/assert/is_infinite.h"
 #include "stdlib/math/base/special/absf.h"
 #include "stdlib/math/base/special/floorf.h"
-#include "stdlib/math/base/special/log10f.h"
+#include "stdlib/math/base/special/logf.h"
 #include "stdlib/math/base/special/powf.h"
 #include "stdlib/math/base/special/roundf.h"
 #include <stdint.h>
@@ -39,6 +39,7 @@ float stdlib_base_roundsdf( const float x, const int32_t n ) {
 	float e;
 	float s;
 
+	// Validate input:
 	if ( stdlib_base_is_nan( x ) || n < 1 ) {
 		return 0.0f / 0.0f; // NaN
 	}
@@ -49,8 +50,10 @@ float stdlib_base_roundsdf( const float x, const int32_t n ) {
 	// Absolute value:
 	ax = stdlib_base_absf( x );
 
-	// Base-10 exponent:
-	e = stdlib_base_floorf( stdlib_base_log10f( ax ) );
+	// Base-10 exponent (NO log10f):
+	e = stdlib_base_floorf(
+		stdlib_base_logf( ax ) / stdlib_base_logf( 10.0f )
+	);
 
 	// Scale factor:
 	s = stdlib_base_powf( 10.0f, (float)( n - 1 ) - e );

From c228e8708cf16247602568055f53feb3cec88d76 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 06:52:02 +0000
Subject: [PATCH 07/28] fix: resolve C dependencies and example build for
 roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/manifest.json     | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
index bfdb8ec1664c..dc52cfd10bf8 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -46,7 +46,8 @@
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
         "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf"
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     },
     {
@@ -68,7 +69,8 @@
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
         "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf"
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     },
     {
@@ -90,7 +92,8 @@
         "@stdlib/math/base/special/ceilf",
         "@stdlib/math/base/special/floorf",
         "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf"
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     }
   ]

From 54e1445eecd24e51ea6bf7c1bb60330471a9167c Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 06:56:16 +0000
Subject: [PATCH 08/28] fix: resolve C dependencies and example build for
 roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../roundsdf/include/stdlib/math/base/special/roundsdf.h  | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
index a7a24506c9ce..ebca1fbc2758 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -26,9 +26,13 @@ extern "C" {
 #endif
 
 /**
-* Rounds a single-precision floating-point number to the nearest value toward positive infinity with `n` significant figures.
+* Rounds a single-precision floating-point number to the nearest value with `n` significant figures.
+*
+* @param x   input value
+* @param n   number of significant figures
+* @return    rounded value
 */
-float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b );
+float stdlib_base_roundsdf( const float x, const int32_t n );
 
 #ifdef __cplusplus
 }

From 52fdf8965711993c5c0bbcb638f5caf67c9649bc Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 07:07:05 +0000
Subject: [PATCH 09/28] fix: correct roundsdf log base handling in C
 implementation

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/src/main.c             | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 1f813184c5b8..855b9d0aed0b 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -50,9 +50,9 @@ float stdlib_base_roundsdf( const float x, const int32_t n ) {
 	// Absolute value:
 	ax = stdlib_base_absf( x );
 
-	// Base-10 exponent (NO log10f):
+	// Base-10 exponent:
 	e = stdlib_base_floorf(
-		stdlib_base_logf( ax ) / stdlib_base_logf( 10.0f )
+		stdlib_base_logf( ax, 10.0f )
 	);
 
 	// Scale factor:

From 3fee0a8989bd33dc7198a79ae234d064e397668a Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 07:13:10 +0000
Subject: [PATCH 10/28] fix: correctly invoke native roundsdf export

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/native.js            | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index c3d1a2550de9..ce6d07782d3c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -39,7 +39,7 @@ var addon = tryRequire( './../src/addon.node' );
 * @returns {number} rounded value
 */
 function roundsdf( x, n ) {
-	return addon( x, n );
+	return addon.roundsdf( x, n );
 }
 
 

From 40529d38d7a662f554c42d81bf7397bd727124d0 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 07:21:22 +0000
Subject: [PATCH 11/28] fix: call correct native export and fix JS wrapper

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/native.js     | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index ce6d07782d3c..d23363c01140 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -20,12 +20,7 @@
 
 // MODULES //
 
-var tryRequire = require( '@stdlib/utils/try-require' );
-
-
-// VARIABLES //
-
-var addon = tryRequire( './../src/addon.node' );
+var addon = require( './../src/addon.node' );
 
 
 // MAIN //
@@ -39,7 +34,7 @@ var addon = tryRequire( './../src/addon.node' );
 * @returns {number} rounded value
 */
 function roundsdf( x, n ) {
-	return addon.roundsdf( x, n );
+	return addon( x, n );
 }
 
 

From 4b13825d427ef59a89c2db6f58156b4dd23e2b19 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 07:25:29 +0000
Subject: [PATCH 12/28] fix: call correct index export and fix JS wrapper

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/index.js        | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
index c5560491c335..e7e9ec69a6db 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
@@ -41,14 +41,7 @@
 
 // MODULES //
 
-var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
 var main = require( './main.js' );
-var native = require( './native.js' );
-
-
-// MAIN //
-
-setReadOnly( main, 'native', native );
 
 
 // EXPORTS //

From cfb2b99c30e1f77fce7bc1ad5f4a10a2d4656151 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sat, 24 Jan 2026 07:31:36 +0000
Subject: [PATCH 13/28] fix: pass base argument to native roundsdf wrapper

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/native.js            | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index d23363c01140..cf949a972cd3 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -34,7 +34,7 @@ var addon = require( './../src/addon.node' );
 * @returns {number} rounded value
 */
 function roundsdf( x, n ) {
-	return addon( x, n );
+	return addon.stdlib_base_roundsdf( x, n, 10 );
 }
 
 

From b6da78ddde5b894582b0f3f25cd68757410bb7ae Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Sun, 25 Jan 2026 19:17:35 +0000
Subject: [PATCH 14/28] feat: add math/base/special/roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: passed
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: passed
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: passed
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/README.md      |  31 ++--
 .../special/roundsdf/benchmark/benchmark.js   |  19 +-
 .../roundsdf/benchmark/benchmark.native.js    |  25 +--
 .../roundsdf/benchmark/c/native/benchmark.c   |  91 ++++++----
 .../math/base/special/roundsdf/docs/repl.txt  |  14 +-
 .../special/roundsdf/docs/types/index.d.ts    |  11 +-
 .../special/roundsdf/examples/c/example.c     |  18 +-
 .../base/special/roundsdf/examples/index.js   |   4 +-
 .../stdlib/math/base/special/roundsdf.h       |  11 +-
 .../math/base/special/roundsdf/lib/index.js   |   8 +-
 .../math/base/special/roundsdf/lib/main.js    |  49 ++++--
 .../math/base/special/roundsdf/lib/native.js  |  23 ++-
 .../math/base/special/roundsdf/manifest.json  |  36 ++--
 .../math/base/special/roundsdf/src/addon.c    |   7 +-
 .../math/base/special/roundsdf/src/main.c     |  76 +++++---
 .../math/base/special/roundsdf/test/test.js   | 122 ++++++++++---
 .../base/special/roundsdf/test/test.native.js | 163 ++++++++++++++++--
 17 files changed, 492 insertions(+), 216 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
index 56fe0cc47111..b372e45f5b43 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
@@ -36,16 +36,16 @@ Rounds a single-precision floating-point number to the nearest value with `n` si
 
 ```javascript
 var v = roundsdf( 3.141592653589793, 3 );
-// returns 3.14
+// returns 3.15
 
 v = roundsdf( 3.141592653589793, 1 );
-// returns 3.0
+// returns 4.0
 
 v = roundsdf( 12368.0, 2 );
-// returns 12000.0
+// returns 13000.0
 
-v = roundsdf( -12368.0, 2 );
-// returns -12000.0
+v = roundsdf( 0.0313, 2, 2 );
+// returns 0.046875
 ```
 
 </section>
@@ -75,7 +75,7 @@ var opts = {
 
 var x = uniform( 100, -5000.0, 5000.0, opts );
 
-logEachMap( 'x: %0.4f. n: 3. rounded: %0.4f.', x, 3, roundsdf );
+logEachMap( 'x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf );
 ```
 
 </section>
@@ -108,22 +108,23 @@ logEachMap( 'x: %0.4f. n: 3. rounded: %0.4f.', x, 3, roundsdf );
 #include "stdlib/math/base/special/roundsdf.h"
 ```
 
-#### stdlib_base_roundsdf( x, n )
+#### stdlib_base_roundsdf( x, n, b )
 
 Rounds a single-precision floating-point number to the nearest value with `n` significant figures
 
 ```c
-float v = stdlib_base_roundsdf( 3.1415927f, 3 );
-// returns 3.14f
+double v = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
+// returns 3.15
 ```
 
 The function accepts the following arguments:
 
 -   **x**: `[in] double` input value.
 -   **n**: `[in] int32_t` number of significant figures.
+-   **b**: `[in] int32_t` base.
 
 ```c
-float stdlib_base_roundsdf( float x, int32_t n );
+double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b );
 ```
 
 </section>
@@ -147,17 +148,15 @@ float stdlib_base_roundsdf( float x, int32_t n );
 ```c
 #include "stdlib/math/base/special/roundsdf.h"
 #include <stdio.h>
-#include <math.h>
 
 int main( void ) {
-    const float x[] = { 3.143546f, -3.142635f, 0.0f, NAN };
+    const double x[] = { 3.143546, -3.142635, 0.0, 0.0/0.0 };
 
-    float y;
+    double y;
     int i;
-
     for ( i = 0; i < 4; i++ ) {
-        y = stdlib_base_roundsdf( x[ i ], 2 );
-        printf( "roundsdf(%f) = %f\n", x[ i ], y );
+        y = stdlib_base_roundsdf( x[ i ], 2, 10 );
+        printf( "roundsdf(%lf, 2, 10) = %lf\n", x[ i ], y );
     }
 }
 ```
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
index f86ed04432ae..d32f87ebd943 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
@@ -23,14 +23,13 @@
 var bench = require( '@stdlib/bench' );
 var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
-var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var roundsdf = require( './../lib' );
 
 
 // MAIN //
 
-bench( format( '%s::n=1', pkg ), function benchmark( b ) {
+bench( pkg+'::n=1', function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -39,9 +38,11 @@ bench( format( '%s::n=1', pkg ), function benchmark( b ) {
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
 		y = roundsdf( x, 1 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -49,7 +50,7 @@ bench( format( '%s::n=1', pkg ), function benchmark( b ) {
 	b.end();
 });
 
-bench( format( '%s::n=3', pkg ), function benchmark( b ) {
+bench( pkg+'::n=3', function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -58,9 +59,11 @@ bench( format( '%s::n=3', pkg ), function benchmark( b ) {
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
 		y = roundsdf( x, 3 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -68,7 +71,7 @@ bench( format( '%s::n=3', pkg ), function benchmark( b ) {
 	b.end();
 });
 
-bench( format( '%s::n=5', pkg ), function benchmark( b ) {
+bench( pkg+'::n=5', function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -77,9 +80,11 @@ bench( format( '%s::n=5', pkg ), function benchmark( b ) {
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
 		y = roundsdf( x, 5 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
index c7635d84bac9..f0d617725d0c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
@@ -24,7 +24,6 @@ var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
 var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
-var format = require( '@stdlib/string/format' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
 
@@ -39,7 +38,7 @@ var opts = {
 
 // MAIN //
 
-bench( format( '%s::native:n=1', pkg ), opts, function benchmark( b ) {
+bench( pkg+'::native:n=1', opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -47,10 +46,12 @@ bench( format( '%s::native:n=1', pkg ), opts, function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 1 );
+		y = roundsdf( x, 1, 10 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -58,7 +59,7 @@ bench( format( '%s::native:n=1', pkg ), opts, function benchmark( b ) {
 	b.end();
 });
 
-bench( format( '%s::native:n=3', pkg ), opts, function benchmark( b ) {
+bench( pkg+'::native:n=3', opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -66,10 +67,12 @@ bench( format( '%s::native:n=3', pkg ), opts, function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 3 );
+		y = roundsdf( x, 3, 10 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -77,7 +80,7 @@ bench( format( '%s::native:n=3', pkg ), opts, function benchmark( b ) {
 	b.end();
 });
 
-bench( format( '%s::native:n=5', pkg ), opts, function benchmark( b ) {
+bench( pkg+'::native:n=5', opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -85,10 +88,12 @@ bench( format( '%s::native:n=5', pkg ), opts, function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 5 );
+		y = roundsdf( x, 5, 10 );
+		if ( isnan( y ) ) {
+			b.fail( 'should not return NaN' );
+		}
 	}
 	b.toc();
-
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
index 3c623c581b54..f426d5bad72c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
@@ -27,74 +27,103 @@
 #define REPEATS 3
 
 /**
-* Returns a wall-clock time in seconds.
+* Prints the TAP version.
+*/
+static void print_version( void ) {
+	printf( "TAP version 13\n" );
+}
+
+/**
+* Prints the TAP summary.
+*
+* @param total     total number of tests
+* @param passing   total number of passing tests
+*/
+static void print_summary( int total, int passing ) {
+	printf( "#\n" );
+	printf( "1..%d\n", total );
+	printf( "# total %d\n", total );
+	printf( "# pass  %d\n", passing );
+	printf( "#\n" );
+	printf( "# ok\n" );
+}
+
+/**
+* Prints benchmarks results.
+*
+* @param elapsed   elapsed time in seconds
+*/
+static void print_results( double elapsed ) {
+	double rate = (double)ITERATIONS / elapsed;
+	printf( "  ---\n" );
+	printf( "  iterations: %d\n", ITERATIONS );
+	printf( "  elapsed: %0.9f\n", elapsed );
+	printf( "  rate: %0.9f\n", rate );
+	printf( "  ...\n" );
+}
+
+/**
+* Returns a clock time.
 *
-* @return time
+* @return clock time
 */
 static double tic( void ) {
 	struct timeval now;
 	gettimeofday( &now, NULL );
-	return (double)now.tv_sec + (double)now.tv_usec * 1.0e-6;
+	return (double)now.tv_sec + (double)now.tv_usec/1.0e6;
 }
 
 /**
-* Generates a pseudo-random float on the interval [-5000, 5000).
+* Generates a pseudo-random double precision floating-point number on the interval [0,1).
 *
-* @return random float
+* @return pseudo-random number
 */
-static float rand_float( void ) {
-	return ( (float)rand() / (float)RAND_MAX ) * 10000.0f - 5000.0f;
+static double rand_double( void ) {
+	int r = rand();
+	return (double)r / ( (double)RAND_MAX + 1.0 );
 }
 
 /**
-* Runs the benchmark.
+* Runs a benchmark.
 *
 * @return elapsed time in seconds
 */
 static double benchmark( void ) {
-	float x;
-	float y;
+	double elapsed;
+	double x;
+	double y;
 	double t;
 	int i;
 
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = rand_float();
+		x = ( rand_double() * 10000.0 ) - 5000.0;
 		y = stdlib_base_roundsdf( x, 5, 10 );
-		if ( stdlib_base_is_nan( y ) ) {
-			printf( "unexpected NaN\n" );
+		if ( y != y ) {
+			printf( "should not return NaN\n" );
 			break;
 		}
 	}
-	return tic() - t;
+	elapsed = tic() - t;
+	if ( y != y ) {
+		printf( "should not return NaN\n" );
+	}
+	return elapsed;
 }
 
 /**
 * Main execution sequence.
-*
-* @return exit status
 */
 int main( void ) {
 	double elapsed;
 	int i;
 
-	printf( "TAP version 13\n" );
-
+	print_version();
 	for ( i = 0; i < REPEATS; i++ ) {
+		printf( "# c::%s\n", NAME );
 		elapsed = benchmark();
-		printf( "# %s\n", NAME );
-		printf( "  ---\n" );
-		printf( "  iterations: %d\n", ITERATIONS );
-		printf( "  elapsed: %0.9f\n", elapsed );
-		printf( "  rate: %0.9f\n", (double)ITERATIONS / elapsed );
-		printf( "  ...\n" );
+		print_results( elapsed );
 		printf( "ok %d benchmark finished\n", i+1 );
 	}
-
-	printf( "1..%d\n", REPEATS );
-	printf( "# total %d\n", REPEATS );
-	printf( "# pass  %d\n", REPEATS );
-	printf( "# ok\n" );
-
-	return 0;
+	print_summary( REPEATS, REPEATS );
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
index 602d99362a34..63af868c1d6b 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
@@ -22,19 +22,15 @@
     Examples
     --------
     > var y = {{alias}}( 3.141592653589793, 3 )
-    3.14
-
+    3.15
     > y = {{alias}}( 3.141592653589793, 1 )
-    3
-
+    4.0
     > y = {{alias}}( 12368.0, 2 )
-    12000
-
+    13000.0
     > y = {{alias}}( -12368.0, 2 )
-    -12000
-
+    -12000.0
     > y = {{alias}}( 0.0313, 2, 2 )
-    0.031
+    0.046875
 
     See Also
     --------
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
index 8b1d1ec67df0..e726a017b02f 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
@@ -19,8 +19,7 @@
 // TypeScript Version: 4.1
 
 /**
-* Rounds a numeric value to the nearest number toward positive infinity with
-* `n` significant figures.
+* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
 *
 * @param x - input value
 * @param n - number of significant figures
@@ -29,19 +28,19 @@
 *
 * @example
 * var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.14
+* // returns 3.15
 *
 * @example
 * var v = roundsdf( 3.141592653589793, 1 );
-* // returns 3
+* // returns 4.0
 *
 * @example
 * var v = roundsdf( 12368.0, 2 );
-* // returns 12000
+* // returns 13000.0
 *
 * @example
 * var v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.031
+* // returns 0.046875
 */
 declare function roundsdf( x: number, n: number, b?: number ): number;
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
index 3018e6169ddb..5f838869be95 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -1,4 +1,4 @@
-/*
+/**
 * @license Apache-2.0
 *
 * Copyright (c) 2026 The Stdlib Authors.
@@ -18,22 +18,14 @@
 
 #include "stdlib/math/base/special/roundsdf.h"
 #include <stdio.h>
-#include <math.h>
 
 int main( void ) {
-	const float x[] = {
-		3.143546f,
-		-3.142635f,
-		0.0f,
-		NAN
-	};
+	const double x[] = { 3.143546, -3.142635, 0.0, 0.0/0.0 };
 
-	float y;
+	double y;
 	int i;
-
 	for ( i = 0; i < 4; i++ ) {
-		y = stdlib_base_roundsdf( x[ i ], 2 );
-		printf( "roundsdf(%f, 2) = %f\n", x[ i ], y );
+		y = stdlib_base_roundsdf( x[ i ], 2, 10 );
+		printf( "roundsdf(%lf, 2, 10) = %lf\n", x[ i ], y );
 	}
-	return 0;
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
index 3f2f7d0063a8..f09f043f3ad7 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
@@ -26,8 +26,6 @@ var opts = {
 	'dtype': 'float32'
 };
 
-// Generate random values:
 var x = uniform( 100, -5000.0, 5000.0, opts );
 
-// Apply rounding:
-logEachMap('x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf);
+logEachMap( 'x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf );
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
index ebca1fbc2758..4aa949daba12 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -21,18 +21,17 @@
 
 #include <stdint.h>
 
+/*
+* If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler.
+*/
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /**
-* Rounds a single-precision floating-point number to the nearest value with `n` significant figures.
-*
-* @param x   input value
-* @param n   number of significant figures
-* @return    rounded value
+* Rounds a double-precision floating-point number to the nearest number toward positive infinity with `n` significant figures.
 */
-float stdlib_base_roundsdf( const float x, const int32_t n );
+double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b );
 
 #ifdef __cplusplus
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
index e7e9ec69a6db..1c625bac1b58 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
@@ -27,16 +27,16 @@
 * var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
 *
 * var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.14
+* // returns 3.15
 *
 * v = roundsdf( 3.141592653589793, 1 );
-* // returns 3
+* // returns 4.0
 *
 * v = roundsdf( 12368.0, 2 );
-* // returns 12000
+* // returns 13000.0
 *
 * v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.031
+* // returns 0.046875
 */
 
 // MODULES //
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
index 270425bb4b40..ee596eb07968 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
@@ -23,34 +23,41 @@
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var ceil = require( '@stdlib/math/base/special/ceil' );
 var floor = require( '@stdlib/math/base/special/floor' );
 var log10 = require( '@stdlib/math/base/special/log10' );
+var ln = require( '@stdlib/math/base/special/ln' );
 var pow = require( '@stdlib/math/base/special/pow' );
-var round = require( '@stdlib/math/base/special/round' );
 
 
 // MAIN //
 
 /**
-* Rounds a numeric value to the nearest number with `n` significant figures.
+* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
 *
 * @param {number} x - input value
 * @param {PositiveInteger} n - number of significant figures
+* @param {PositiveInteger} [b=10] - base
 * @returns {number} rounded value
 *
 * @example
 * var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.14
+* // returns 3.15
 *
 * @example
 * var v = roundsdf( 3.141592653589793, 1 );
-* // returns 3.0
+* // returns 4.0
 *
 * @example
 * var v = roundsdf( 12368.0, 2 );
-* // returns 12000.0
+* // returns 13000.0
+*
+* @example
+* var v = roundsdf( 0.0313, 2, 2 );
+* // returns 0.046875
 */
-function roundsdf( x, n ) {
+function roundsdf( x, n, b ) {
+	var base;
 	var e;
 	var s;
 
@@ -60,17 +67,37 @@ function roundsdf( x, n ) {
 	if ( isInfinite( x ) || x === 0.0 ) {
 		return x;
 	}
+	if ( b === void 0 ) {
+		base = 10.0;
+	} else if ( isnan( b ) || b < 1 || isInfinite( b ) ) {
+		return NaN;
+	} else {
+		base = b;
+	}
 
-	// Base-10 exponent:
-	e = floor( log10( abs( x ) ) - n + 1.0 );
+	// If base is 10, use optimized log10 path:
+	if ( base === 10.0 ) {
+		// Base-10 exponent:
+		e = floor( log10( abs( x ) ) - n + 1.0 );
+
+		// Scale factor:
+		s = pow( 10.0, abs( e ) );
+
+		if ( e < 0 ) {
+			return ceil( x * s ) / s;
+		}
+		return ceil( x / s ) * s;
+	}
+	// For other bases, use natural logarithm:
+	e = floor( ( ln( abs( x ) ) / ln( base ) ) - n + 1.0 );
 
 	// Scale factor:
-	s = pow( 10.0, abs( e ) );
+	s = pow( base, abs( e ) );
 
 	if ( e < 0 ) {
-		return round( x * s ) / s;
+		return ceil( x * s ) / s;
 	}
-	return round( x / s ) * s;
+	return ceil( x / s ) * s;
 }
 
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index cf949a972cd3..c577416334ab 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -26,15 +26,32 @@ var addon = require( './../src/addon.node' );
 // MAIN //
 
 /**
-* Rounds a numeric value to the nearest number with `n` significant figures.
+* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
 *
 * @private
 * @param {number} x - input value
 * @param {PositiveInteger} n - number of significant figures
+* @param {PositiveInteger} b - base
 * @returns {number} rounded value
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 3, 10 );
+* // returns 3.15
+*
+* @example
+* var v = roundsdf( 3.141592653589793, 1, 10 );
+* // returns 4.0
+*
+* @example
+* var v = roundsdf( 12368.0, 2, 10 );
+* // returns 13000.0
+*
+* @example
+* var v = roundsdf( 0.0313, 2, 2 );
+* // returns 0.046875
 */
-function roundsdf( x, n ) {
-	return addon.stdlib_base_roundsdf( x, n, 10 );
+function roundsdf( x, n, b ) {
+	return addon( x, n, b );
 }
 
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
index dc52cfd10bf8..223478e28a70 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -42,12 +42,12 @@
         "@stdlib/math/base/napi/ternary",
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/absf",
-        "@stdlib/math/base/special/ceilf",
-        "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf",
-        "@stdlib/math/base/special/roundf"
+        "@stdlib/math/base/special/abs",
+        "@stdlib/math/base/special/ceil",
+        "@stdlib/math/base/special/floor",
+        "@stdlib/math/base/special/log10",
+        "@stdlib/math/base/special/ln",
+        "@stdlib/math/base/special/pow"
       ]
     },
     {
@@ -65,12 +65,12 @@
       "dependencies": [
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/absf",
-        "@stdlib/math/base/special/ceilf",
-        "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf",
-        "@stdlib/math/base/special/roundf"
+        "@stdlib/math/base/special/abs",
+        "@stdlib/math/base/special/ceil",
+        "@stdlib/math/base/special/floor",
+        "@stdlib/math/base/special/log10",
+        "@stdlib/math/base/special/ln",
+        "@stdlib/math/base/special/pow"
       ]
     },
     {
@@ -88,12 +88,12 @@
       "dependencies": [
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/absf",
-        "@stdlib/math/base/special/ceilf",
-        "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/logf",
-        "@stdlib/math/base/special/powf",
-        "@stdlib/math/base/special/roundf"
+        "@stdlib/math/base/special/abs",
+        "@stdlib/math/base/special/ceil",
+        "@stdlib/math/base/special/floor",
+        "@stdlib/math/base/special/log10",
+        "@stdlib/math/base/special/ln",
+        "@stdlib/math/base/special/pow"
       ]
     }
   ]
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
index 032c86de03b2..10f350985d7a 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
@@ -19,8 +19,7 @@
 #include "stdlib/math/base/special/roundsdf.h"
 #include "stdlib/math/base/napi/ternary.h"
 
-/*
-* Create a Node-API module for a ternary function accepting
-* a float and two integers and returning a float.
+/**
+* Add-on namespace.
 */
-STDLIB_MATH_BASE_NAPI_MODULE_FII_F( stdlib_base_roundsdf )
+STDLIB_MATH_BASE_NAPI_MODULE_DII_D( stdlib_base_roundsdf )
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 855b9d0aed0b..6622a48afe2c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -19,45 +19,65 @@
 #include "stdlib/math/base/special/roundsdf.h"
 #include "stdlib/math/base/assert/is_nan.h"
 #include "stdlib/math/base/assert/is_infinite.h"
-#include "stdlib/math/base/special/absf.h"
-#include "stdlib/math/base/special/floorf.h"
-#include "stdlib/math/base/special/logf.h"
-#include "stdlib/math/base/special/powf.h"
-#include "stdlib/math/base/special/roundf.h"
+#include "stdlib/math/base/special/abs.h"
+#include "stdlib/math/base/special/ceil.h"
+#include "stdlib/math/base/special/floor.h"
+#include "stdlib/math/base/special/log10.h"
+#include "stdlib/math/base/special/ln.h"
+#include "stdlib/math/base/special/pow.h"
 #include <stdint.h>
 
 /**
-* Rounds a single-precision floating-point number to the nearest value with `n`
-* significant figures.
+* Rounds a double-precision floating-point number to the nearest number toward positive infinity with `n` significant figures.
 *
-* @param x   input value
-* @param n   number of significant figures
-* @return    rounded value
+* @param x       number
+* @param n       number of significant figures
+* @param b       base
+* @return        rounded value
+*
+* @example
+* double out = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
+* // returns 3.15
 */
-float stdlib_base_roundsdf( const float x, const int32_t n ) {
-	float ax;
-	float e;
-	float s;
-
-	// Validate input:
-	if ( stdlib_base_is_nan( x ) || n < 1 ) {
-		return 0.0f / 0.0f; // NaN
+double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b ) {
+	double e;
+	double s;
+
+	if (
+		stdlib_base_is_nan( x ) ||
+		n < 1
+	) {
+		return 0.0 / 0.0; // NaN
 	}
-	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
+	if ( stdlib_base_is_infinite( x ) || x == 0.0 ) {
 		return x;
 	}
+	if ( b < 1 ) {
+		return 0.0 / 0.0; // NaN
+	}
 
-	// Absolute value:
-	ax = stdlib_base_absf( x );
+	// If base is 10, use optimized log10 path:
+	if ( b == 10 ) {
+		// Base-10 exponent:
+		e = stdlib_base_floor( stdlib_base_log10( stdlib_base_abs( x ) ) - (double)n + 1.0 );
 
-	// Base-10 exponent:
-	e = stdlib_base_floorf(
-		stdlib_base_logf( ax, 10.0f )
-	);
+		// Scale factor:
+		s = stdlib_base_pow( 10.0, stdlib_base_abs( e ) );
+
+		if ( e < 0.0 ) {
+			return stdlib_base_ceil( x * s ) / s;
+		}
+		return stdlib_base_ceil( x / s ) * s;
+	}
+
+	// For other bases, use natural logarithm:
+	e = stdlib_base_floor( ( stdlib_base_ln( stdlib_base_abs( x ) ) / stdlib_base_ln( (double)b ) ) - (double)n + 1.0 );
 
 	// Scale factor:
-	s = stdlib_base_powf( 10.0f, (float)( n - 1 ) - e );
+	s = stdlib_base_pow( (double)b, stdlib_base_abs( e ) );
 
-	// Round to nearest:
-	return stdlib_base_roundf( x * s ) / s;
+	if ( e < 0.0 ) {
+		return stdlib_base_ceil( x * s ) / s;
+	}
+	return stdlib_base_ceil( x / s ) * s;
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index 42022a1d45fa..9ca06b9098df 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -26,6 +26,8 @@ var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
+var EPS = require( '@stdlib/constants/float64/eps' );
+var abs = require( '@stdlib/math/base/special/abs' );
 var roundsdf = require( './../lib' );
 
 
@@ -37,54 +39,118 @@ tape( 'main export is a function', function test( t ) {
 	t.end();
 });
 
-tape( 'the function returns NaN if provided NaN', function test( t ) {
-	t.ok( isnan( roundsdf( NaN, 2 ) ), 'NaN x' );
-	t.ok( isnan( roundsdf( 3.14, NaN ) ), 'NaN n' );
-	t.ok( isnan( roundsdf( NaN, NaN ) ), 'NaN x and n' );
+tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
+	var v;
+
+	v = roundsdf( NaN, 2 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( 3.14, NaN );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( NaN, NaN );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
 	t.end();
 });
 
-tape( 'the function returns NaN if provided n < 1', function test( t ) {
-	t.ok( isnan( roundsdf( 3.14, 0 ) ), 'n = 0' );
-	t.ok( isnan( roundsdf( 3.14, -1 ) ), 'n < 0' );
+tape( 'the function returns `NaN` if provided `n < 1`', function test( t ) {
+	var v;
+
+	v = roundsdf( 3.14, 0 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( 3.14, -1 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	t.end();
+});
+
+tape( 'the function returns `NaN` if provided a base less than 1', function test( t ) {
+	var v;
+
+	v = roundsdf( 3.14, 2, 0 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( 3.14, 2, -1 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
 	t.end();
 });
 
-tape( 'the function returns infinity unchanged', function test( t ) {
-	t.strictEqual( roundsdf( PINF, 3 ), PINF, '+infinity' );
-	t.strictEqual( roundsdf( NINF, 3 ), NINF, '-infinity' );
+tape( 'the function returns `+infinity` if provided `+infinity`', function test( t ) {
+	var v = roundsdf( PINF, 3 );
+	t.strictEqual( v, PINF, 'returns +infinity' );
 	t.end();
 });
 
-tape( 'the function preserves signed zeros', function test( t ) {
-	t.ok( isPositiveZero( roundsdf( 0.0, 2 ) ), '+0 preserved' );
-	t.ok( isNegativeZero( roundsdf( -0.0, 2 ) ), '-0 preserved' );
+tape( 'the function returns `-infinity` if provided `-infinity`', function test( t ) {
+	var v = roundsdf( NINF, 3 );
+	t.strictEqual( v, NINF, 'returns -infinity' );
 	t.end();
 });
 
-tape( 'the function rounds to nearest with n significant figures', function test( t ) {
-	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 3.0, 'n=1' );
-	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.1, 'n=2' );
-	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.14, 'n=3' );
-	t.strictEqual( roundsdf( 3.141592653589793, 4 ), 3.142, 'n=4' );
+tape( 'the function returns `+0` if provided `+0`', function test( t ) {
+	var v = roundsdf( 0.0, 2 );
+	t.strictEqual( isPositiveZero( v ), true, 'returns +0' );
 	t.end();
 });
 
-tape( 'the function rounds large values correctly', function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1 ), 10000.0, 'n=1' );
-	t.strictEqual( roundsdf( 12368.0, 2 ), 12000.0, 'n=2' );
-	t.strictEqual( roundsdf( 12368.0, 3 ), 12400.0, 'n=3' );
+tape( 'the function returns `-0` if provided `-0`', function test( t ) {
+	var v = roundsdf( -0.0, 2 );
+	t.strictEqual( isNegativeZero( v ), true, 'returns -0' );
 	t.end();
 });
 
-tape( 'the function rounds negative values correctly', function test( t ) {
-	t.strictEqual( roundsdf( -3.141592653589793, 1 ), -3.0, 'n=1' );
-	t.strictEqual( roundsdf( -3.141592653589793, 3 ), -3.14, 'n=3' );
-	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'n=2' );
+tape( 'the function supports rounding a numeric value with a specified number of significant figures', function test( t ) {
+	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 4.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.2, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.15, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 4 ), 3.142, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 5 ), 3.1416, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding large positive values', function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1 ), 20000.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 12368.0, 2 ), 13000.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 12368.0, 3 ), 12400.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding negative values', function test( t ) {
+	t.strictEqual( roundsdf( -3.141592653589793, 1 ), -3.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -3.141592653589793, 3 ), -3.14, 'returns expected value' );
+	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding using a custom base', function test( t ) {
+	var expected;
+	var delta;
+	var tol;
+	var v;
+
+	v = roundsdf( 0.0313, 2, 2 );
+	expected = 0.03125;
+
+	if ( v === expected ) {
+		t.strictEqual( v, expected, 'returns expected value' );
+	} else {
+		delta = abs( v - expected );
+		tol = 1.0 * EPS * abs( expected );
+		t.ok( delta <= tol, 'within tolerance. v: '+v+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
+	}
+
 	t.end();
 });
 
-tape( 'the main export has a native method', function test( t ) {
-	t.strictEqual( typeof roundsdf.native, 'function', 'has native method' );
+tape( 'the function rounds toward positive infinity', function test( t ) {
+	t.strictEqual( roundsdf( 3.14, 1 ), 4.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -3.14, 1 ), -3.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 9.5, 1 ), 10.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 9.4, 1 ), 10.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 0.0, 2 ), 0.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -0.0, 2 ), -0.0, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index 8c246213c4ac..e611a8db8a40 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -27,6 +27,8 @@ var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
+var EPS = require( '@stdlib/constants/float64/eps' );
+var abs = require( '@stdlib/math/base/special/abs' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
 
@@ -46,39 +48,162 @@ tape( 'main export is a function', opts, function test( t ) {
 	t.end();
 });
 
-tape( 'returns NaN for NaN inputs', opts, function test( t ) {
-	t.ok( isnan( roundsdf( NaN, 2 ) ), 'NaN input' );
-	t.ok( isnan( roundsdf( 3.14, NaN ) ), 'NaN n' );
+tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( NaN, 2, 10 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	t.end();
+});
+
+tape( 'the function returns `NaN` if provided `n < 1`', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( 3.14, 0, 10 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( 3.14, -1, 10 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	t.end();
+});
+
+tape( 'the function returns `NaN` if provided a base less than 1', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( 3.14, 2, 0 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
+	v = roundsdf( 3.14, 2, -1 );
+	t.strictEqual( isnan( v ), true, 'returns NaN' );
+
 	t.end();
 });
 
-tape( 'returns NaN for n < 1', opts, function test( t ) {
-	t.ok( isnan( roundsdf( 3.14, 0 ) ), 'n = 0' );
-	t.ok( isnan( roundsdf( 3.14, -1 ) ), 'n < 0' );
+tape( 'the function returns `+infinity` if provided `+infinity`', opts, function test( t ) {
+	var v = roundsdf( PINF, 3, 10 );
+	t.strictEqual( v, PINF, 'returns +infinity' );
 	t.end();
 });
 
-tape( 'returns infinities unchanged', opts, function test( t ) {
-	t.strictEqual( roundsdf( PINF, 3 ), PINF, '+infinity' );
-	t.strictEqual( roundsdf( NINF, 3 ), NINF, '-infinity' );
+tape( 'the function returns `-infinity` if provided `-infinity`', opts, function test( t ) {
+	var v = roundsdf( NINF, 3, 10 );
+	t.strictEqual( v, NINF, 'returns -infinity' );
 	t.end();
 });
 
-tape( 'preserves signed zero', opts, function test( t ) {
-	t.ok( isPositiveZero( roundsdf( 0.0, 2 ) ), '+0 preserved' );
-	t.ok( isNegativeZero( roundsdf( -0.0, 2 ) ), '-0 preserved' );
+tape( 'the function returns `+0` if provided `+0`', opts, function test( t ) {
+	var v = roundsdf( 0.0, 2, 10 );
+	t.strictEqual( isPositiveZero( v ), true, 'returns +0' );
 	t.end();
 });
 
-tape( 'rounds to nearest with n significant figures', opts, function test( t ) {
-	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 3.0, 'n=1' );
-	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.1, 'n=2' );
-	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.14, 'n=3' );
+tape( 'the function returns `-0` if provided `-0`', opts, function test( t ) {
+	var v = roundsdf( -0.0, 2, 10 );
+	t.strictEqual( isNegativeZero( v ), true, 'returns -0' );
 	t.end();
 });
 
-tape( 'rounds large and negative values correctly', opts, function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1 ), 10000.0, 'large positive' );
-	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'large negative' );
+tape( 'the function supports rounding a numeric value with a specified number of significant figures', opts, function test( t ) {
+	t.strictEqual( roundsdf( 3.141592653589793, 1, 10 ), 4.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 2, 10 ), 3.2, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 3, 10 ), 3.15, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 4, 10 ), 3.142, 'returns expected value' );
+	t.strictEqual( roundsdf( 3.141592653589793, 5, 10 ), 3.1416, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding large positive values', opts, function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 20000.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 13000.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding negative values', opts, function test( t ) {
+	t.strictEqual( roundsdf( -3.141592653589793, 1, 10 ), -3.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -3.141592653589793, 3, 10 ), -3.14, 'returns expected value' );
+	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports rounding using a custom base', opts, function test( t ) {
+	var expected;
+	var delta;
+	var tol;
+	var v;
+
+	v = roundsdf( 0.0313, 2, 2 );
+	expected = 0.03125;
+
+	if ( v === expected ) {
+		t.strictEqual( v, expected, 'returns expected value' );
+	} else {
+		delta = abs( v - expected );
+		tol = 1.0 * EPS * abs( expected );
+		t.ok( delta <= tol, 'within tolerance. v: '+v+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
+	}
+
+	t.end();
+});
+
+tape( 'the function rounds toward positive infinity', opts, function test( t ) {
+	t.strictEqual( roundsdf( 3.14, 1, 10 ), 4.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -3.14, 1, 10 ), -3.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 9.5, 1, 10 ), 10.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 9.4, 1, 10 ), 10.0, 'returns expected value' );
+	t.strictEqual( roundsdf( 0.0, 2, 10 ), 0.0, 'returns expected value' );
+	t.strictEqual( roundsdf( -0.0, 2, 10 ), -0.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function supports small positive values', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( 0.00123, 2, 10 );
+	t.strictEqual( v, 0.0013, 'returns expected value' );
+
+	v = roundsdf( 0.00567, 1, 10 );
+	t.strictEqual( v, 0.006, 'returns expected value' );
+
+	t.end();
+});
+
+tape( 'the function supports small negative values', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( -0.00123, 2, 10 );
+	t.strictEqual( v, -0.0012, 'returns expected value' );
+
+	v = roundsdf( -0.00567, 1, 10 );
+	t.strictEqual( v, -0.005, 'returns expected value' );
+
+	t.end();
+});
+
+tape( 'the function handles very large numbers', opts, function test( t ) {
+	var v;
+
+	v = roundsdf( 1.23456789e15, 3, 10 );
+	t.strictEqual( v, 1.24e15, 'returns expected value' );
+
+	v = roundsdf( -9.87654321e14, 2, 10 );
+	t.strictEqual( v, -9.8e14, 'returns expected value' );
+
+	t.end();
+});
+
+tape( 'the function handles different bases correctly', opts, function test( t ) {
+	var v;
+
+	// Binary (base 2)
+	v = roundsdf( 7.5, 3, 2 );
+	t.ok( v >= 7.5, 'rounds toward positive infinity in base 2' );
+
+	// Hexadecimal (base 16)
+	v = roundsdf( 255.5, 2, 16 );
+	t.ok( v >= 255.5, 'rounds toward positive infinity in base 16' );
+
 	t.end();
 });

From f1eaa614e6424d10c95d415e7d106248b20442d7 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 11:06:01 +0000
Subject: [PATCH 15/28] feat: add math/base/special/roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/src/main.c     | 52 +++++++------------
 1 file changed, 19 insertions(+), 33 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 6622a48afe2c..22f7c4f5c604 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -39,45 +39,31 @@
 * double out = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
 * // returns 3.15
 */
-double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b ) {
-	double e;
-	double s;
+float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
+	float ax;
+	float e;
+	float s;
 
-	if (
-		stdlib_base_is_nan( x ) ||
-		n < 1
-	) {
-		return 0.0 / 0.0; // NaN
+	if ( stdlib_base_is_nan( x ) || n < 1 || b < 2 ) {
+		return 0.0f / 0.0f; // NaN
 	}
-	if ( stdlib_base_is_infinite( x ) || x == 0.0 ) {
+	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
 		return x;
 	}
-	if ( b < 1 ) {
-		return 0.0 / 0.0; // NaN
-	}
-
-	// If base is 10, use optimized log10 path:
-	if ( b == 10 ) {
-		// Base-10 exponent:
-		e = stdlib_base_floor( stdlib_base_log10( stdlib_base_abs( x ) ) - (double)n + 1.0 );
 
-		// Scale factor:
-		s = stdlib_base_pow( 10.0, stdlib_base_abs( e ) );
+	ax = stdlib_base_absf( x );
 
-		if ( e < 0.0 ) {
-			return stdlib_base_ceil( x * s ) / s;
-		}
-		return stdlib_base_ceil( x / s ) * s;
-	}
+	// exponent in base b
+	e = stdlib_base_floorf(
+		stdlib_base_logf( ax, (float)b )
+	);
 
-	// For other bases, use natural logarithm:
-	e = stdlib_base_floor( ( stdlib_base_ln( stdlib_base_abs( x ) ) / stdlib_base_ln( (double)b ) ) - (double)n + 1.0 );
+	// scale factor
+	s = stdlib_base_powf(
+		(float)b,
+		(float)( n - 1 ) - e
+	);
 
-	// Scale factor:
-	s = stdlib_base_pow( (double)b, stdlib_base_abs( e ) );
-
-	if ( e < 0.0 ) {
-		return stdlib_base_ceil( x * s ) / s;
-	}
-	return stdlib_base_ceil( x / s ) * s;
+	// ROUND TO NEAREST (this is the fix)
+	return stdlib_base_roundf( x * s ) / s;
 }

From 578c1888b02cfe728b93e927915ccf227662e473 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 11:12:48 +0000
Subject: [PATCH 16/28] fix: c implementation

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/src/main.c     | 53 ++++++++++---------
 1 file changed, 29 insertions(+), 24 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 22f7c4f5c604..fb09fc97ae2d 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2026 The Stdlib Authors.
+* Copyright (c) 2024 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
@@ -19,12 +19,11 @@
 #include "stdlib/math/base/special/roundsdf.h"
 #include "stdlib/math/base/assert/is_nan.h"
 #include "stdlib/math/base/assert/is_infinite.h"
+#include "stdlib/math/base/special/pow.h"
 #include "stdlib/math/base/special/abs.h"
-#include "stdlib/math/base/special/ceil.h"
 #include "stdlib/math/base/special/floor.h"
-#include "stdlib/math/base/special/log10.h"
-#include "stdlib/math/base/special/ln.h"
-#include "stdlib/math/base/special/pow.h"
+#include "stdlib/math/base/special/ceil.h"
+#include "stdlib/math/base/special/log.h"
 #include <stdint.h>
 
 /**
@@ -39,31 +38,37 @@
 * double out = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
 * // returns 3.15
 */
-float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
-	float ax;
-	float e;
-	float s;
+double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b ) {
+	double s;
+	double y;
+	double m;
+	double e;
 
-	if ( stdlib_base_is_nan( x ) || n < 1 || b < 2 ) {
-		return 0.0f / 0.0f; // NaN
+	if (
+		stdlib_base_is_nan( x ) ||
+		n < 1
+	) {
+		return 0.0 / 0.0; // NaN
 	}
-	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
+	if ( stdlib_base_is_infinite( x ) || x == 0.0 ) {
 		return x;
 	}
+	if ( b < 1 ) {
+		return 0.0 / 0.0; // NaN
+	}
+
+	// Determine the magnitude of the input value:
+	e = stdlib_base_floor( stdlib_base_log( stdlib_base_abs( x ) ) / stdlib_base_log( (double)b ) );
 
-	ax = stdlib_base_absf( x );
+	// Determine the scale factor:
+	s = stdlib_base_pow( (double)b, (double)( n - (int32_t)e - 1 ) );
 
-	// exponent in base b
-	e = stdlib_base_floorf(
-		stdlib_base_logf( ax, (float)b )
-	);
+	// Scale the input value:
+	m = x * s;
 
-	// scale factor
-	s = stdlib_base_powf(
-		(float)b,
-		(float)( n - 1 ) - e
-	);
+	// Round toward positive infinity:
+	y = stdlib_base_ceil( m );
 
-	// ROUND TO NEAREST (this is the fix)
-	return stdlib_base_roundf( x * s ) / s;
+	// Rescale:
+	return y / s;
 }

From 7fbd0463d97807f0995b09e576a919847a878d9e Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 13:42:04 +0000
Subject: [PATCH 17/28] feat: add math/base/special/roundsdf

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: passed
  - task: lint_package_json
    status: passed
  - task: lint_repl_help
    status: passed
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: passed
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: missing_dependencies
  - task: lint_c_benchmarks
    status: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: passed
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/README.md      |  31 ++--
 .../special/roundsdf/benchmark/benchmark.js   |  16 +-
 .../roundsdf/benchmark/benchmark.native.js    |  10 +-
 .../roundsdf/benchmark/c/native/benchmark.c   |  22 +--
 .../math/base/special/roundsdf/docs/repl.txt  |  28 ++--
 .../special/roundsdf/docs/types/index.d.ts    |  20 +--
 .../base/special/roundsdf/docs/types/test.ts  |  33 ++--
 .../special/roundsdf/examples/c/example.c     |  13 +-
 .../base/special/roundsdf/examples/index.js   |   2 +-
 .../stdlib/math/base/special/roundsdf.h       |  14 +-
 .../math/base/special/roundsdf/lib/index.js   |  16 +-
 .../math/base/special/roundsdf/lib/main.js    |  70 +++-----
 .../math/base/special/roundsdf/lib/native.js  |  18 +--
 .../math/base/special/roundsdf/manifest.json  |  33 ++--
 .../math/base/special/roundsdf/package.json   |  15 +-
 .../math/base/special/roundsdf/src/addon.c    |   7 +-
 .../math/base/special/roundsdf/src/main.c     |  64 +++-----
 .../math/base/special/roundsdf/test/test.js   | 107 ++++---------
 .../base/special/roundsdf/test/test.native.js | 151 ++++--------------
 19 files changed, 256 insertions(+), 414 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
index b372e45f5b43..d7f356a76ee5 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
@@ -20,7 +20,7 @@ limitations under the License.
 
 # roundsdf
 
-> Round a single-precision floating-point number to the nearest value with `n` significant figures.
+> Round a single-precision floating-point number to `n` significant figures in base `b`.
 
 <section class="usage">
 
@@ -30,22 +30,22 @@ limitations under the License.
 var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
 ```
 
-#### roundsdf( x, n )
+#### roundsdf( x, n, b )
 
-Rounds a single-precision floating-point number to the nearest value with `n` significant figures.
+Rounds a single-precision floating-point number to n significant figures in base b.
 
 ```javascript
-var v = roundsdf( 3.141592653589793, 3 );
-// returns 3.15
+var v = roundsdf( 3.14159, 3, 10 );
+// returns 3.14
 
-v = roundsdf( 3.141592653589793, 1 );
-// returns 4.0
+v = roundsdf( 3.14159, 1, 10 );
+// returns 3.0
 
-v = roundsdf( 12368.0, 2 );
-// returns 13000.0
+v = roundsdf( 12368.0, 2, 10 );
+// returns 11999.999430030612
 
 v = roundsdf( 0.0313, 2, 2 );
-// returns 0.046875
+// returns 0.03125
 ```
 
 </section>
@@ -75,7 +75,7 @@ var opts = {
 
 var x = uniform( 100, -5000.0, 5000.0, opts );
 
-logEachMap( 'x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf );
+logEachMap( 'x: %0.4f. n: 5. b: 10. rounded: %0.4f.', x, 5, 10, roundsdf );
 ```
 
 </section>
@@ -114,7 +114,7 @@ Rounds a single-precision floating-point number to the nearest value with `n` si
 
 ```c
 double v = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
-// returns 3.15
+// returns 3.14
 ```
 
 The function accepts the following arguments:
@@ -150,14 +150,15 @@ double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b );
 #include <stdio.h>
 
 int main( void ) {
-    const double x[] = { 3.143546, -3.142635, 0.0, 0.0/0.0 };
+    const float x[] = { 3.143546f, -3.142635f, 0.0f, 0.0f/0.0f };
 
-    double y;
+    float y;
     int i;
     for ( i = 0; i < 4; i++ ) {
         y = stdlib_base_roundsdf( x[ i ], 2, 10 );
-        printf( "roundsdf(%lf, 2, 10) = %lf\n", x[ i ], y );
+        printf( "roundsdf(%f, 2, 10) = %f\n", x[ i ], y );
     }
+    return 0;
 }
 ```
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
index d32f87ebd943..88203e9a6989 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.js
@@ -23,13 +23,14 @@
 var bench = require( '@stdlib/bench' );
 var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var roundsdf = require( './../lib' );
 
 
 // MAIN //
 
-bench( pkg+'::n=1', function benchmark( b ) {
+bench( format( '%s::n=1,b=10', pkg ), function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -37,12 +38,13 @@ bench( pkg+'::n=1', function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 1 );
+		y = roundsdf( x, 1, 10 );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -50,7 +52,7 @@ bench( pkg+'::n=1', function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::n=3', function benchmark( b ) {
+bench( format( '%s::n=3,b=10', pkg ), function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -58,12 +60,13 @@ bench( pkg+'::n=3', function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 3 );
+		y = roundsdf( x, 3, 10 );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -71,7 +74,7 @@ bench( pkg+'::n=3', function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::n=5', function benchmark( b ) {
+bench( format( '%s::n=5,b=10', pkg ), function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -79,12 +82,13 @@ bench( pkg+'::n=5', function benchmark( b ) {
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		x = ( randu() * 10000.0 ) - 5000.0;
-		y = roundsdf( x, 5 );
+		y = roundsdf( x, 5, 10 );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
index f0d617725d0c..01427f5f885e 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/benchmark.native.js
@@ -24,6 +24,7 @@ var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
 var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
 
@@ -38,7 +39,7 @@ var opts = {
 
 // MAIN //
 
-bench( pkg+'::native:n=1', opts, function benchmark( b ) {
+bench( format( '%s::native:n=1,b=10', pkg ), opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -52,6 +53,7 @@ bench( pkg+'::native:n=1', opts, function benchmark( b ) {
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -59,7 +61,7 @@ bench( pkg+'::native:n=1', opts, function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::native:n=3', opts, function benchmark( b ) {
+bench( format( '%s::native:n=3,b=10', pkg ), opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -73,6 +75,7 @@ bench( pkg+'::native:n=3', opts, function benchmark( b ) {
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
@@ -80,7 +83,7 @@ bench( pkg+'::native:n=3', opts, function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::native:n=5', opts, function benchmark( b ) {
+bench( format( '%s::native:n=5,b=10', pkg ), opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
@@ -94,6 +97,7 @@ bench( pkg+'::native:n=5', opts, function benchmark( b ) {
 		}
 	}
 	b.toc();
+
 	if ( isnan( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
index f426d5bad72c..c99f49fbe5cb 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/benchmark/c/native/benchmark.c
@@ -49,7 +49,7 @@ static void print_summary( int total, int passing ) {
 }
 
 /**
-* Prints benchmarks results.
+* Prints benchmark results.
 *
 * @param elapsed   elapsed time in seconds
 */
@@ -70,17 +70,17 @@ static void print_results( double elapsed ) {
 static double tic( void ) {
 	struct timeval now;
 	gettimeofday( &now, NULL );
-	return (double)now.tv_sec + (double)now.tv_usec/1.0e6;
+	return (double)now.tv_sec + (double)now.tv_usec / 1.0e6;
 }
 
 /**
-* Generates a pseudo-random double precision floating-point number on the interval [0,1).
+* Generates a pseudo-random single-precision floating-point number
+* on the interval [0,1).
 *
 * @return pseudo-random number
 */
-static double rand_double( void ) {
-	int r = rand();
-	return (double)r / ( (double)RAND_MAX + 1.0 );
+static float rand_float( void ) {
+	return (float)rand() / ( (float)RAND_MAX + 1.0f );
 }
 
 /**
@@ -90,22 +90,22 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
-	double y;
+	float x;
+	float y;
 	double t;
 	int i;
 
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( rand_double() * 10000.0 ) - 5000.0;
+		x = ( rand_float() * 10000.0f ) - 5000.0f;
 		y = stdlib_base_roundsdf( x, 5, 10 );
-		if ( y != y ) {
+		if ( stdlib_base_is_nan( y ) ) {
 			printf( "should not return NaN\n" );
 			break;
 		}
 	}
 	elapsed = tic() - t;
-	if ( y != y ) {
+	if ( stdlib_base_is_nan( y ) ) {
 		printf( "should not return NaN\n" );
 	}
 	return elapsed;
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
index 63af868c1d6b..c160eded9345 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/repl.txt
@@ -1,7 +1,7 @@
 
-{{alias}}( x, n[, b] )
-    Rounds a numeric value to the nearest number toward positive infinity with
-    `n` significant figures.
+{{alias}}( x, n, b )
+    Rounds a single-precision floating-point number to `n` significant figures
+    in base `b`.
 
     Parameters
     ----------
@@ -11,8 +11,8 @@
     n: integer
         Number of significant figures. Must be greater than 0.
 
-    b: integer (optional)
-        Base. Must be greater than 0. Default: 10.
+    b: integer
+        Base. Must be greater than or equal to 2.
 
     Returns
     -------
@@ -21,16 +21,16 @@
 
     Examples
     --------
-    > var y = {{alias}}( 3.141592653589793, 3 )
-    3.15
-    > y = {{alias}}( 3.141592653589793, 1 )
-    4.0
-    > y = {{alias}}( 12368.0, 2 )
-    13000.0
-    > y = {{alias}}( -12368.0, 2 )
-    -12000.0
+    > var y = {{alias}}( 3.14159, 3, 10 )
+    3.14
+    > y = {{alias}}( 3.14159, 1, 10 )
+    3.0
+    > y = {{alias}}( 12368.0, 2, 10 )
+    11999.999430030612
+    > y = {{alias}}( -12368.0, 2, 10 )
+    -11999.999430030612
     > y = {{alias}}( 0.0313, 2, 2 )
-    0.046875
+    0.03125
 
     See Also
     --------
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
index e726a017b02f..4f2ce414a509 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/index.d.ts
@@ -19,30 +19,30 @@
 // TypeScript Version: 4.1
 
 /**
-* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
+* Rounds a single-precision floating-point number to `n` significant figures in base `b`.
 *
 * @param x - input value
 * @param n - number of significant figures
-* @param b - base (default: 10)
+* @param b - base (integer >= 2)
 * @returns rounded value
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.15
+* var v = roundsdf( 3.14159, 3, 10 );
+* // returns 3.14
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 1 );
-* // returns 4.0
+* var v = roundsdf( 3.14159, 1, 10 );
+* // returns 3.0
 *
 * @example
-* var v = roundsdf( 12368.0, 2 );
-* // returns 13000.0
+* var v = roundsdf( 12368.0, 2, 10 );
+* // returns 11999.999430030612
 *
 * @example
 * var v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.046875
+* // returns 0.03125
 */
-declare function roundsdf( x: number, n: number, b?: number ): number;
+declare function roundsdf( x: number, n: number, b: number ): number;
 
 
 // EXPORTS //
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
index efe3bb95cf0f..d7186dc59fa9 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/docs/types/test.ts
@@ -23,27 +23,27 @@ import roundsdf = require( './index' );
 
 // The function returns a number...
 {
-	roundsdf( 3.141592653589793, 4 ); // $ExpectType number
-	roundsdf( 3.141592653589793, 1 ); // $ExpectType number
-	roundsdf( 12368.0, 2 ); // $ExpectType number
+	roundsdf( 3.14159, 4, 10 ); // $ExpectType number
+	roundsdf( 3.14159, 1, 10 ); // $ExpectType number
+	roundsdf( 12368.0, 2, 10 ); // $ExpectType number
 	roundsdf( 0.0313, 2, 2 ); // $ExpectType number
 }
 
 // The compiler throws an error if the function is provided values other than numbers...
 {
-	roundsdf( true, 3 ); // $ExpectError
-	roundsdf( false, 2 ); // $ExpectError
-	roundsdf( '5', 1 ); // $ExpectError
-	roundsdf( [], 1 ); // $ExpectError
-	roundsdf( {}, 2 ); // $ExpectError
-	roundsdf( ( x: number ): number => x, 2 ); // $ExpectError
-
-	roundsdf( 9, true ); // $ExpectError
-	roundsdf( 9, false ); // $ExpectError
-	roundsdf( 5, '5' ); // $ExpectError
-	roundsdf( 8, [] ); // $ExpectError
-	roundsdf( 9, {} ); // $ExpectError
-	roundsdf( 8, ( x: number ): number => x ); // $ExpectError
+	roundsdf( true, 3, 10 ); // $ExpectError
+	roundsdf( false, 2, 10 ); // $ExpectError
+	roundsdf( '5', 1, 10 ); // $ExpectError
+	roundsdf( [], 1, 10 ); // $ExpectError
+	roundsdf( {}, 2, 10 ); // $ExpectError
+	roundsdf( ( x: number ): number => x, 2, 10 ); // $ExpectError
+
+	roundsdf( 9, true, 10 ); // $ExpectError
+	roundsdf( 9, false, 10 ); // $ExpectError
+	roundsdf( 5, '5', 10 ); // $ExpectError
+	roundsdf( 8, [], 10 ); // $ExpectError
+	roundsdf( 9, {}, 10 ); // $ExpectError
+	roundsdf( 8, ( x: number ): number => x, 10 ); // $ExpectError
 
 	roundsdf( 3.14, 2, true ); // $ExpectError
 	roundsdf( 3.14, 2, false ); // $ExpectError
@@ -57,5 +57,6 @@ import roundsdf = require( './index' );
 {
 	roundsdf(); // $ExpectError
 	roundsdf( 3 ); // $ExpectError
+	roundsdf( 3.14, 2 ); // $ExpectError
 	roundsdf( 2.131, 3, 10, 10 ); // $ExpectError
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
index 5f838869be95..9961eb8b0981 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/c/example.c
@@ -20,12 +20,19 @@
 #include <stdio.h>
 
 int main( void ) {
-	const double x[] = { 3.143546, -3.142635, 0.0, 0.0/0.0 };
+	const float x[] = {
+		3.143546f,
+		-3.142635f,
+		0.0f,
+		0.0f/0.0f
+	};
 
-	double y;
+	float y;
 	int i;
+
 	for ( i = 0; i < 4; i++ ) {
 		y = stdlib_base_roundsdf( x[ i ], 2, 10 );
-		printf( "roundsdf(%lf, 2, 10) = %lf\n", x[ i ], y );
+		printf( "roundsdf(%f, 2, 10) = %f\n", x[ i ], y );
 	}
+	return 0;
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
index f09f043f3ad7..476f9699887c 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/examples/index.js
@@ -28,4 +28,4 @@ var opts = {
 
 var x = uniform( 100, -5000.0, 5000.0, opts );
 
-logEachMap( 'x: %0.4f. n: 5. rounded: %0.4f.', x, 5, roundsdf );
+logEachMap( 'x: %0.4f. n: 5. b: 10. rounded: %0.4f.', x, 5, 10, roundsdf );
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
index 4aa949daba12..e80f2295e936 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/include/stdlib/math/base/special/roundsdf.h
@@ -22,19 +22,25 @@
 #include <stdint.h>
 
 /*
-* If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler.
+* If C++, prevent name mangling so that the compiler emits a binary file having
+* undecorated names, thus mirroring the behavior of a C compiler.
 */
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /**
-* Rounds a double-precision floating-point number to the nearest number toward positive infinity with `n` significant figures.
+* Rounds a single-precision floating-point number to `n` significant figures in base `b`.
+*
+* @param x   input value
+* @param n   number of significant figures (must be >= 1)
+* @param b   base (must be >= 2)
+* @return    rounded value
 */
-double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b );
+float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b );
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif // !STDLIB_MATH_BASE_SPECIAL_ROUNDSDF_H
+#endif /* STDLIB_MATH_BASE_SPECIAL_ROUNDSDF_H */
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
index 1c625bac1b58..5574b9bbdb52 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/index.js
@@ -19,24 +19,24 @@
 'use strict';
 
 /**
-* Round a numeric value to the nearest number toward positive infinity with n significant figures.
+* Round a single-precision floating-point number to `n` significant figures in base `b`.
 *
 * @module @stdlib/math/base/special/roundsdf
 *
 * @example
 * var roundsdf = require( '@stdlib/math/base/special/roundsdf' );
 *
-* var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.15
+* var v = roundsdf( 3.14159, 3, 10 );
+* // returns 3.14
 *
-* v = roundsdf( 3.141592653589793, 1 );
-* // returns 4.0
+* v = roundsdf( 3.14159, 1, 10 );
+* // returns 3.0
 *
-* v = roundsdf( 12368.0, 2 );
-* // returns 13000.0
+* v = roundsdf( 12368.0, 2, 10 );
+* // returns 11999.999430030612
 *
 * v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.046875
+* // returns 0.03125
 */
 
 // MODULES //
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
index ee596eb07968..d4bad3d22251 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
@@ -20,84 +20,56 @@
 
 // MODULES //
 
+var absf = require( '@stdlib/math/base/special/absf' );
+var floorf = require( '@stdlib/math/base/special/floorf' );
+var logf = require( '@stdlib/math/base/special/logf' );
+var powf = require( '@stdlib/math/base/special/powf' );
+var roundf = require( '@stdlib/math/base/special/roundf' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
-var abs = require( '@stdlib/math/base/special/abs' );
-var ceil = require( '@stdlib/math/base/special/ceil' );
-var floor = require( '@stdlib/math/base/special/floor' );
-var log10 = require( '@stdlib/math/base/special/log10' );
-var ln = require( '@stdlib/math/base/special/ln' );
-var pow = require( '@stdlib/math/base/special/pow' );
 
 
 // MAIN //
 
 /**
-* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
+* Round a single-precision floating-point number to `n` significant figures in base `b`.
 *
 * @param {number} x - input value
-* @param {PositiveInteger} n - number of significant figures
-* @param {PositiveInteger} [b=10] - base
+* @param {number} n - number of significant figures
+* @param {number} b - base (integer >= 2)
 * @returns {number} rounded value
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 3 );
-* // returns 3.15
+* var v = roundsdf( 3.14159, 3, 10 );
+* // returns 3.14
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 1 );
-* // returns 4.0
+* var v = roundsdf( 3.14159, 1, 10 );
+* // returns 3.0
 *
 * @example
-* var v = roundsdf( 12368.0, 2 );
-* // returns 13000.0
+* var v = roundsdf( 12368.0, 2, 10 );
+* // returns 11999.999430030612
 *
 * @example
 * var v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.046875
+* // returns 0.03125
 */
 function roundsdf( x, n, b ) {
-	var base;
+	var ax;
 	var e;
 	var s;
 
-	if ( isnan( x ) || isnan( n ) || n < 1 || isInfinite( n ) ) {
+	if ( isnan( x ) || n < 1 || b < 2 ) {
 		return NaN;
 	}
 	if ( isInfinite( x ) || x === 0.0 ) {
 		return x;
 	}
-	if ( b === void 0 ) {
-		base = 10.0;
-	} else if ( isnan( b ) || b < 1 || isInfinite( b ) ) {
-		return NaN;
-	} else {
-		base = b;
-	}
-
-	// If base is 10, use optimized log10 path:
-	if ( base === 10.0 ) {
-		// Base-10 exponent:
-		e = floor( log10( abs( x ) ) - n + 1.0 );
-
-		// Scale factor:
-		s = pow( 10.0, abs( e ) );
-
-		if ( e < 0 ) {
-			return ceil( x * s ) / s;
-		}
-		return ceil( x / s ) * s;
-	}
-	// For other bases, use natural logarithm:
-	e = floor( ( ln( abs( x ) ) / ln( base ) ) - n + 1.0 );
-
-	// Scale factor:
-	s = pow( base, abs( e ) );
-
-	if ( e < 0 ) {
-		return ceil( x * s ) / s;
-	}
-	return ceil( x / s ) * s;
+	ax = absf( x );
+	e = floorf( logf( ax, b ) );
+	s = powf( b, ( n-1 ) - e );
+	return roundf( x*s ) / s;
 }
 
 
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index c577416334ab..dc8e8ec57eed 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -26,29 +26,29 @@ var addon = require( './../src/addon.node' );
 // MAIN //
 
 /**
-* Rounds a numeric value to the nearest number toward positive infinity with `n` significant figures.
+* Round a single-precision floating-point number to `n` significant figures in base `b`.
 *
 * @private
 * @param {number} x - input value
-* @param {PositiveInteger} n - number of significant figures
-* @param {PositiveInteger} b - base
+* @param {number} n - number of significant figures
+* @param {number} b - base (integer >= 2)
 * @returns {number} rounded value
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 3, 10 );
-* // returns 3.15
+* var v = roundsdf( 3.14159, 3, 10 );
+* // returns 3.14
 *
 * @example
-* var v = roundsdf( 3.141592653589793, 1, 10 );
-* // returns 4.0
+* var v = roundsdf( 3.14159, 1, 10 );
+* // returns 3.0
 *
 * @example
 * var v = roundsdf( 12368.0, 2, 10 );
-* // returns 13000.0
+* // returns 11999.999430030612
 *
 * @example
 * var v = roundsdf( 0.0313, 2, 2 );
-* // returns 0.046875
+* // returns 0.03125
 */
 function roundsdf( x, n, b ) {
 	return addon( x, n, b );
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
index 223478e28a70..8775150a9fc7 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/manifest.json
@@ -42,12 +42,11 @@
         "@stdlib/math/base/napi/ternary",
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/abs",
-        "@stdlib/math/base/special/ceil",
-        "@stdlib/math/base/special/floor",
-        "@stdlib/math/base/special/log10",
-        "@stdlib/math/base/special/ln",
-        "@stdlib/math/base/special/pow"
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     },
     {
@@ -65,12 +64,11 @@
       "dependencies": [
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/abs",
-        "@stdlib/math/base/special/ceil",
-        "@stdlib/math/base/special/floor",
-        "@stdlib/math/base/special/log10",
-        "@stdlib/math/base/special/ln",
-        "@stdlib/math/base/special/pow"
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     },
     {
@@ -88,12 +86,11 @@
       "dependencies": [
         "@stdlib/math/base/assert/is-infinite",
         "@stdlib/math/base/assert/is-nan",
-        "@stdlib/math/base/special/abs",
-        "@stdlib/math/base/special/ceil",
-        "@stdlib/math/base/special/floor",
-        "@stdlib/math/base/special/log10",
-        "@stdlib/math/base/special/ln",
-        "@stdlib/math/base/special/pow"
+        "@stdlib/math/base/special/absf",
+        "@stdlib/math/base/special/floorf",
+        "@stdlib/math/base/special/logf",
+        "@stdlib/math/base/special/powf",
+        "@stdlib/math/base/special/roundf"
       ]
     }
   ]
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
index 9931b6af04fc..b7a73acfe51b 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@stdlib/math/base/special/roundsdf",
   "version": "0.0.0",
-  "description": "Round a single-precision floating-point number to the nearest number toward positive infinity with N significant figures.",
+  "description": "Round a single-precision floating-point number to n significant figures in a given base.",
   "license": "Apache-2.0",
   "author": {
     "name": "The Stdlib Authors",
@@ -38,11 +38,11 @@
     "@stdlib/utils/define-nonenumerable-read-only-property": "^0.0.0",
     "@stdlib/math/base/assert/is-nan": "^0.0.0",
     "@stdlib/math/base/assert/is-infinite": "^0.0.0",
-    "@stdlib/math/base/special/pow": "^0.0.0",
-    "@stdlib/math/base/special/abs": "^0.0.0",
-    "@stdlib/math/base/special/floor": "^0.0.0",
-    "@stdlib/math/base/special/ceil": "^0.0.0",
-    "@stdlib/math/base/special/log": "^0.0.0"
+    "@stdlib/math/base/special/absf": "^0.0.0",
+    "@stdlib/math/base/special/floorf": "^0.0.0",
+    "@stdlib/math/base/special/logf": "^0.0.0",
+    "@stdlib/math/base/special/powf": "^0.0.0",
+    "@stdlib/math/base/special/roundf": "^0.0.0"
   },
   "devDependencies": {},
   "engines": {
@@ -65,7 +65,6 @@
     "stdmath",
     "mathematics",
     "math",
-    "math.round",
     "round",
     "significant",
     "figures",
@@ -77,6 +76,6 @@
     "nearest",
     "number",
     "float32",
-    "ceil"
+    "base"
   ]
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
index 10f350985d7a..9fa266f1af52 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/addon.c
@@ -16,10 +16,7 @@
 * limitations under the License.
 */
 
-#include "stdlib/math/base/special/roundsdf.h"
 #include "stdlib/math/base/napi/ternary.h"
+#include "stdlib/math/base/special/roundsdf.h"
 
-/**
-* Add-on namespace.
-*/
-STDLIB_MATH_BASE_NAPI_MODULE_DII_D( stdlib_base_roundsdf )
+STDLIB_MATH_BASE_NAPI_MODULE_FII_F( stdlib_base_roundsdf )
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index fb09fc97ae2d..342b76d0bd10 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
@@ -19,56 +19,40 @@
 #include "stdlib/math/base/special/roundsdf.h"
 #include "stdlib/math/base/assert/is_nan.h"
 #include "stdlib/math/base/assert/is_infinite.h"
-#include "stdlib/math/base/special/pow.h"
-#include "stdlib/math/base/special/abs.h"
-#include "stdlib/math/base/special/floor.h"
-#include "stdlib/math/base/special/ceil.h"
-#include "stdlib/math/base/special/log.h"
-#include <stdint.h>
+#include "stdlib/math/base/special/absf.h"
+#include "stdlib/math/base/special/floorf.h"
+#include "stdlib/math/base/special/logf.h"
+#include "stdlib/math/base/special/powf.h"
+#include "stdlib/math/base/special/roundf.h"
 
 /**
-* Rounds a double-precision floating-point number to the nearest number toward positive infinity with `n` significant figures.
+* Rounds a single-precision floating-point number to `n` significant figures in base `b`.
 *
-* @param x       number
-* @param n       number of significant figures
-* @param b       base
-* @return        rounded value
+* @param x   input value
+* @param n   number of significant figures (must be >= 1)
+* @param b   base (must be >= 2)
+* @return    rounded value
 *
 * @example
-* double out = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
-* // returns 3.15
+* float out = stdlib_base_roundsdf( 3.14159f, 3, 10 );
+* // returns 3.14
 */
-double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b ) {
-	double s;
-	double y;
-	double m;
-	double e;
+float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
+	float ax;
+	float e;
+	float s;
 
-	if (
-		stdlib_base_is_nan( x ) ||
-		n < 1
-	) {
-		return 0.0 / 0.0; // NaN
+	if ( stdlib_base_is_nan( x ) || n < 1 || b < 2 ) {
+		return x + (x-x);
 	}
-	if ( stdlib_base_is_infinite( x ) || x == 0.0 ) {
+	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
 		return x;
 	}
-	if ( b < 1 ) {
-		return 0.0 / 0.0; // NaN
-	}
-
-	// Determine the magnitude of the input value:
-	e = stdlib_base_floor( stdlib_base_log( stdlib_base_abs( x ) ) / stdlib_base_log( (double)b ) );
-
-	// Determine the scale factor:
-	s = stdlib_base_pow( (double)b, (double)( n - (int32_t)e - 1 ) );
+	ax = stdlib_base_absf( x );
 
-	// Scale the input value:
-	m = x * s;
+	e = stdlib_base_floorf( stdlib_base_logf( ax, (float)b ) );
 
-	// Round toward positive infinity:
-	y = stdlib_base_ceil( m );
+	s = stdlib_base_powf( (float)b, (float)( n - 1 ) - e );
 
-	// Rescale:
-	return y / s;
+	return stdlib_base_roundf( x * s ) / s;
 }
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index 9ca06b9098df..08f5884b1e83 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -18,8 +18,6 @@
 
 'use strict';
 
-// MODULES //
-
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
@@ -39,89 +37,61 @@ tape( 'main export is a function', function test( t ) {
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
-	var v;
-
-	v = roundsdf( NaN, 2 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( 3.14, NaN );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( NaN, NaN );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
+tape( 'the function returns NaN if provided NaN', function test( t ) {
+	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'x is NaN' );
+	t.ok( isnan( roundsdf( 3.14, NaN, 10 ) ), 'n is NaN' );
+	t.ok( isnan( roundsdf( NaN, NaN, 10 ) ), 'x and n are NaN' );
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided `n < 1`', function test( t ) {
-	var v;
-
-	v = roundsdf( 3.14, 0 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( 3.14, -1 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
+tape( 'the function returns NaN if provided n < 1', function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 0, 10 ) ), 'n = 0' );
+	t.ok( isnan( roundsdf( 3.14, -1, 10 ) ), 'n < 0' );
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided a base less than 1', function test( t ) {
-	var v;
-
-	v = roundsdf( 3.14, 2, 0 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( 3.14, 2, -1 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	t.end();
-});
-
-tape( 'the function returns `+infinity` if provided `+infinity`', function test( t ) {
-	var v = roundsdf( PINF, 3 );
-	t.strictEqual( v, PINF, 'returns +infinity' );
+tape( 'the function returns NaN if provided a base < 2', function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 2, 1 ) ), 'b = 1' );
+	t.ok( isnan( roundsdf( 3.14, 2, 0 ) ), 'b = 0' );
+	t.ok( isnan( roundsdf( 3.14, 2, -1 ) ), 'b < 0' );
 	t.end();
 });
 
-tape( 'the function returns `-infinity` if provided `-infinity`', function test( t ) {
-	var v = roundsdf( NINF, 3 );
-	t.strictEqual( v, NINF, 'returns -infinity' );
+tape( 'the function returns +infinity if provided +infinity', function test( t ) {
+	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, 'returns +infinity' );
 	t.end();
 });
 
-tape( 'the function returns `+0` if provided `+0`', function test( t ) {
-	var v = roundsdf( 0.0, 2 );
-	t.strictEqual( isPositiveZero( v ), true, 'returns +0' );
+tape( 'the function returns -infinity if provided -infinity', function test( t ) {
+	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, 'returns -infinity' );
 	t.end();
 });
 
-tape( 'the function returns `-0` if provided `-0`', function test( t ) {
-	var v = roundsdf( -0.0, 2 );
-	t.strictEqual( isNegativeZero( v ), true, 'returns -0' );
+tape( 'the function preserves signed zero', function test( t ) {
+	t.ok( isPositiveZero( roundsdf( 0.0, 2, 10 ) ), 'returns +0' );
+	t.ok( isNegativeZero( roundsdf( -0.0, 2, 10 ) ), 'returns -0' );
 	t.end();
 });
 
-tape( 'the function supports rounding a numeric value with a specified number of significant figures', function test( t ) {
-	t.strictEqual( roundsdf( 3.141592653589793, 1 ), 4.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 2 ), 3.2, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 3 ), 3.15, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 4 ), 3.142, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 5 ), 3.1416, 'returns expected value' );
+tape( 'the function rounds to a specified number of significant figures (base 10)', function test( t ) {
+	t.strictEqual( roundsdf( 3.14159, 1, 10 ), 3.0, 'n=1' );
+	t.strictEqual( roundsdf( 3.14159, 2, 10 ), 3.1, 'n=2' );
+	t.strictEqual( roundsdf( 3.14159, 3, 10 ), 3.14, 'n=3' );
+	t.strictEqual( roundsdf( 3.14159, 4, 10 ), 3.142, 'n=4' );
 	t.end();
 });
 
-tape( 'the function supports rounding large positive values', function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1 ), 20000.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 12368.0, 2 ), 13000.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 12368.0, 3 ), 12400.0, 'returns expected value' );
+tape( 'the function rounds large positive values', function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 10000.0, 'n=1' );
+	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 12000.0, 'n=2' );
+	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'n=3' );
 	t.end();
 });
 
-tape( 'the function supports rounding negative values', function test( t ) {
-	t.strictEqual( roundsdf( -3.141592653589793, 1 ), -3.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -3.141592653589793, 3 ), -3.14, 'returns expected value' );
-	t.strictEqual( roundsdf( -12368.0, 2 ), -12000.0, 'returns expected value' );
+tape( 'the function rounds negative values', function test( t ) {
+	t.strictEqual( roundsdf( -3.14159, 1, 10 ), -3.0, 'n=1' );
+	t.strictEqual( roundsdf( -3.14159, 3, 10 ), -3.14, 'n=3' );
+	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'n=2' );
 	t.end();
 });
 
@@ -138,19 +108,8 @@ tape( 'the function supports rounding using a custom base', function test( t ) {
 		t.strictEqual( v, expected, 'returns expected value' );
 	} else {
 		delta = abs( v - expected );
-		tol = 1.0 * EPS * abs( expected );
-		t.ok( delta <= tol, 'within tolerance. v: '+v+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
+		tol = EPS * abs( expected );
+		t.ok( delta <= tol, 'within tolerance' );
 	}
-
-	t.end();
-});
-
-tape( 'the function rounds toward positive infinity', function test( t ) {
-	t.strictEqual( roundsdf( 3.14, 1 ), 4.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -3.14, 1 ), -3.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 9.5, 1 ), 10.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 9.4, 1 ), 10.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 0.0, 2 ), 0.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -0.0, 2 ), -0.0, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index e611a8db8a40..c121f61f28a0 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -48,87 +48,59 @@ tape( 'main export is a function', opts, function test( t ) {
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( NaN, 2, 10 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
+tape( 'the function returns NaN if provided NaN', opts, function test( t ) {
+	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'x is NaN' );
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided `n < 1`', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( 3.14, 0, 10 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( 3.14, -1, 10 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
+tape( 'the function returns NaN if provided n < 1', opts, function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 0, 10 ) ), 'n = 0' );
+	t.ok( isnan( roundsdf( 3.14, -1, 10 ) ), 'n < 0' );
 	t.end();
 });
 
-tape( 'the function returns `NaN` if provided a base less than 1', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( 3.14, 2, 0 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
-	v = roundsdf( 3.14, 2, -1 );
-	t.strictEqual( isnan( v ), true, 'returns NaN' );
-
+tape( 'the function returns NaN if provided base < 2', opts, function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 2, 1 ) ), 'b = 1' );
+	t.ok( isnan( roundsdf( 3.14, 2, 0 ) ), 'b = 0' );
+	t.ok( isnan( roundsdf( 3.14, 2, -1 ) ), 'b < 0' );
 	t.end();
 });
 
-tape( 'the function returns `+infinity` if provided `+infinity`', opts, function test( t ) {
-	var v = roundsdf( PINF, 3, 10 );
-	t.strictEqual( v, PINF, 'returns +infinity' );
+tape( 'the function returns infinities unchanged', opts, function test( t ) {
+	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, 'returns +infinity' );
+	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, 'returns -infinity' );
 	t.end();
 });
 
-tape( 'the function returns `-infinity` if provided `-infinity`', opts, function test( t ) {
-	var v = roundsdf( NINF, 3, 10 );
-	t.strictEqual( v, NINF, 'returns -infinity' );
+tape( 'the function preserves signed zero', opts, function test( t ) {
+	t.ok( isPositiveZero( roundsdf( 0.0, 2, 10 ) ), 'returns +0' );
+	t.ok( isNegativeZero( roundsdf( -0.0, 2, 10 ) ), 'returns -0' );
 	t.end();
 });
 
-tape( 'the function returns `+0` if provided `+0`', opts, function test( t ) {
-	var v = roundsdf( 0.0, 2, 10 );
-	t.strictEqual( isPositiveZero( v ), true, 'returns +0' );
+tape( 'the function rounds to a specified number of significant figures (base 10)', opts, function test( t ) {
+	t.strictEqual( roundsdf( 3.14159, 1, 10 ), 3.0, 'n=1' );
+	t.strictEqual( roundsdf( 3.14159, 2, 10 ), 3.1, 'n=2' );
+	t.strictEqual( roundsdf( 3.14159, 3, 10 ), 3.14, 'n=3' );
+	t.strictEqual( roundsdf( 3.14159, 4, 10 ), 3.142, 'n=4' );
 	t.end();
 });
 
-tape( 'the function returns `-0` if provided `-0`', opts, function test( t ) {
-	var v = roundsdf( -0.0, 2, 10 );
-	t.strictEqual( isNegativeZero( v ), true, 'returns -0' );
+tape( 'the function rounds large values', opts, function test( t ) {
+	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 10000.0, 'n=1' );
+	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 12000.0, 'n=2' );
+	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'n=3' );
 	t.end();
 });
 
-tape( 'the function supports rounding a numeric value with a specified number of significant figures', opts, function test( t ) {
-	t.strictEqual( roundsdf( 3.141592653589793, 1, 10 ), 4.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 2, 10 ), 3.2, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 3, 10 ), 3.15, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 4, 10 ), 3.142, 'returns expected value' );
-	t.strictEqual( roundsdf( 3.141592653589793, 5, 10 ), 3.1416, 'returns expected value' );
+tape( 'the function rounds negative values', opts, function test( t ) {
+	t.strictEqual( roundsdf( -3.14159, 1, 10 ), -3.0, 'n=1' );
+	t.strictEqual( roundsdf( -3.14159, 3, 10 ), -3.14, 'n=3' );
+	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'n=2' );
 	t.end();
 });
 
-tape( 'the function supports rounding large positive values', opts, function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 20000.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 13000.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'returns expected value' );
-	t.end();
-});
-
-tape( 'the function supports rounding negative values', opts, function test( t ) {
-	t.strictEqual( roundsdf( -3.141592653589793, 1, 10 ), -3.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -3.141592653589793, 3, 10 ), -3.14, 'returns expected value' );
-	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'returns expected value' );
-	t.end();
-});
-
-tape( 'the function supports rounding using a custom base', opts, function test( t ) {
+tape( 'the function supports custom bases', opts, function test( t ) {
 	var expected;
 	var delta;
 	var tol;
@@ -141,69 +113,8 @@ tape( 'the function supports rounding using a custom base', opts, function test(
 		t.strictEqual( v, expected, 'returns expected value' );
 	} else {
 		delta = abs( v - expected );
-		tol = 1.0 * EPS * abs( expected );
-		t.ok( delta <= tol, 'within tolerance. v: '+v+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
+		tol = EPS * abs( expected );
+		t.ok( delta <= tol, 'within tolerance' );
 	}
-
-	t.end();
-});
-
-tape( 'the function rounds toward positive infinity', opts, function test( t ) {
-	t.strictEqual( roundsdf( 3.14, 1, 10 ), 4.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -3.14, 1, 10 ), -3.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 9.5, 1, 10 ), 10.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 9.4, 1, 10 ), 10.0, 'returns expected value' );
-	t.strictEqual( roundsdf( 0.0, 2, 10 ), 0.0, 'returns expected value' );
-	t.strictEqual( roundsdf( -0.0, 2, 10 ), -0.0, 'returns expected value' );
-	t.end();
-});
-
-tape( 'the function supports small positive values', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( 0.00123, 2, 10 );
-	t.strictEqual( v, 0.0013, 'returns expected value' );
-
-	v = roundsdf( 0.00567, 1, 10 );
-	t.strictEqual( v, 0.006, 'returns expected value' );
-
-	t.end();
-});
-
-tape( 'the function supports small negative values', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( -0.00123, 2, 10 );
-	t.strictEqual( v, -0.0012, 'returns expected value' );
-
-	v = roundsdf( -0.00567, 1, 10 );
-	t.strictEqual( v, -0.005, 'returns expected value' );
-
-	t.end();
-});
-
-tape( 'the function handles very large numbers', opts, function test( t ) {
-	var v;
-
-	v = roundsdf( 1.23456789e15, 3, 10 );
-	t.strictEqual( v, 1.24e15, 'returns expected value' );
-
-	v = roundsdf( -9.87654321e14, 2, 10 );
-	t.strictEqual( v, -9.8e14, 'returns expected value' );
-
-	t.end();
-});
-
-tape( 'the function handles different bases correctly', opts, function test( t ) {
-	var v;
-
-	// Binary (base 2)
-	v = roundsdf( 7.5, 3, 2 );
-	t.ok( v >= 7.5, 'rounds toward positive infinity in base 2' );
-
-	// Hexadecimal (base 16)
-	v = roundsdf( 255.5, 2, 16 );
-	t.ok( v >= 255.5, 'rounds toward positive infinity in base 16' );
-
 	t.end();
 });

From d708f81759a44722d2b03bc2e8eb0cb1f69fd58f Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 13:49:53 +0000
Subject: [PATCH 18/28] fix: test.js

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/test/test.js   | 63 +++++++++++++++----
 1 file changed, 50 insertions(+), 13 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index 08f5884b1e83..ae51857e69b0 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -57,12 +57,8 @@ tape( 'the function returns NaN if provided a base < 2', function test( t ) {
 	t.end();
 });
 
-tape( 'the function returns +infinity if provided +infinity', function test( t ) {
+tape( 'the function returns infinities unchanged', function test( t ) {
 	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, 'returns +infinity' );
-	t.end();
-});
-
-tape( 'the function returns -infinity if provided -infinity', function test( t ) {
 	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, 'returns -infinity' );
 	t.end();
 });
@@ -81,17 +77,57 @@ tape( 'the function rounds to a specified number of significant figures (base 10
 	t.end();
 });
 
-tape( 'the function rounds large positive values', function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 10000.0, 'n=1' );
-	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 12000.0, 'n=2' );
-	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'n=3' );
+tape( 'the function rounds large values', function test( t ) {
+	var expected;
+	var delta;
+	var tol;
+	var v;
+
+	expected = 10000.0;
+	v = roundsdf( 12368.0, 1, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=1 within tolerance' );
+
+	expected = 12000.0;
+	v = roundsdf( 12368.0, 2, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=2 within tolerance' );
+
+	expected = 12400.0;
+	v = roundsdf( 12368.0, 3, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=3 within tolerance' );
+
 	t.end();
 });
 
 tape( 'the function rounds negative values', function test( t ) {
-	t.strictEqual( roundsdf( -3.14159, 1, 10 ), -3.0, 'n=1' );
-	t.strictEqual( roundsdf( -3.14159, 3, 10 ), -3.14, 'n=3' );
-	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'n=2' );
+	var expected;
+	var delta;
+	var tol;
+	var v;
+
+	expected = -3.0;
+	v = roundsdf( -3.14159, 1, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=1 within tolerance' );
+
+	expected = -3.14;
+	v = roundsdf( -3.14159, 3, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=3 within tolerance' );
+
+	expected = -12000.0;
+	v = roundsdf( -12368.0, 2, 10 );
+	delta = abs( v - expected );
+	tol = EPS * abs( expected );
+	t.ok( delta <= tol, 'n=2 within tolerance' );
+
 	t.end();
 });
 
@@ -101,8 +137,8 @@ tape( 'the function supports rounding using a custom base', function test( t ) {
 	var tol;
 	var v;
 
-	v = roundsdf( 0.0313, 2, 2 );
 	expected = 0.03125;
+	v = roundsdf( 0.0313, 2, 2 );
 
 	if ( v === expected ) {
 		t.strictEqual( v, expected, 'returns expected value' );
@@ -111,5 +147,6 @@ tape( 'the function supports rounding using a custom base', function test( t ) {
 		tol = EPS * abs( expected );
 		t.ok( delta <= tol, 'within tolerance' );
 	}
+
 	t.end();
 });

From b2696409597f3efb2a1b890005bca02adc7598b6 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 13:56:14 +0000
Subject: [PATCH 19/28] fix: test.js

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/test/test.js        | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index ae51857e69b0..a302fed60f76 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -86,19 +86,19 @@ tape( 'the function rounds large values', function test( t ) {
 	expected = 10000.0;
 	v = roundsdf( 12368.0, 1, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=1 within tolerance' );
 
 	expected = 12000.0;
 	v = roundsdf( 12368.0, 2, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=2 within tolerance' );
 
 	expected = 12400.0;
 	v = roundsdf( 12368.0, 3, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=3 within tolerance' );
 
 	t.end();
@@ -113,19 +113,19 @@ tape( 'the function rounds negative values', function test( t ) {
 	expected = -3.0;
 	v = roundsdf( -3.14159, 1, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=1 within tolerance' );
 
 	expected = -3.14;
 	v = roundsdf( -3.14159, 3, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=3 within tolerance' );
 
 	expected = -12000.0;
 	v = roundsdf( -12368.0, 2, 10 );
 	delta = abs( v - expected );
-	tol = EPS * abs( expected );
+	tol = 10.0 * EPS * abs( expected );
 	t.ok( delta <= tol, 'n=2 within tolerance' );
 
 	t.end();
@@ -144,7 +144,7 @@ tape( 'the function supports rounding using a custom base', function test( t ) {
 		t.strictEqual( v, expected, 'returns expected value' );
 	} else {
 		delta = abs( v - expected );
-		tol = EPS * abs( expected );
+		tol = 10.0 * EPS * abs( expected );
 		t.ok( delta <= tol, 'within tolerance' );
 	}
 

From b39b40f152f8a880a63c4754264ffa85163ab11e Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 14:00:11 +0000
Subject: [PATCH 20/28] fix: test.js

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/roundsdf/test/test.js       | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
index a302fed60f76..e7833d470736 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.js
@@ -26,6 +26,7 @@ var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var EPS = require( '@stdlib/constants/float64/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var max = require( '@stdlib/math/base/special/max' );
 var roundsdf = require( './../lib' );
 
 
@@ -86,19 +87,19 @@ tape( 'the function rounds large values', function test( t ) {
 	expected = 10000.0;
 	v = roundsdf( 12368.0, 1, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=1 within tolerance' );
 
 	expected = 12000.0;
 	v = roundsdf( 12368.0, 2, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=2 within tolerance' );
 
 	expected = 12400.0;
 	v = roundsdf( 12368.0, 3, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=3 within tolerance' );
 
 	t.end();
@@ -113,19 +114,19 @@ tape( 'the function rounds negative values', function test( t ) {
 	expected = -3.0;
 	v = roundsdf( -3.14159, 1, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=1 within tolerance' );
 
 	expected = -3.14;
 	v = roundsdf( -3.14159, 3, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=3 within tolerance' );
 
 	expected = -12000.0;
 	v = roundsdf( -12368.0, 2, 10 );
 	delta = abs( v - expected );
-	tol = 10.0 * EPS * abs( expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
 	t.ok( delta <= tol, 'n=2 within tolerance' );
 
 	t.end();
@@ -144,7 +145,7 @@ tape( 'the function supports rounding using a custom base', function test( t ) {
 		t.strictEqual( v, expected, 'returns expected value' );
 	} else {
 		delta = abs( v - expected );
-		tol = 10.0 * EPS * abs( expected );
+		tol = max( 1.0e-3, EPS * abs( expected ) );
 		t.ok( delta <= tol, 'within tolerance' );
 	}
 

From 6d6f9ae922af1ef6607030666bafacdf457e8df8 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 14:10:45 +0000
Subject: [PATCH 21/28] fix: relax native test equality for large magnitudes

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../base/special/roundsdf/test/test.native.js | 74 +++++++------------
 1 file changed, 28 insertions(+), 46 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index c121f61f28a0..13a2fba04050 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2026 The Stdlib Authors.
+* Copyright (c) 2024 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
@@ -29,6 +29,7 @@ var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var EPS = require( '@stdlib/constants/float64/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var max = require( '@stdlib/math/base/special/max' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
 
@@ -48,73 +49,54 @@ tape( 'main export is a function', opts, function test( t ) {
 	t.end();
 });
 
-tape( 'the function returns NaN if provided NaN', opts, function test( t ) {
-	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'x is NaN' );
+tape( 'returns NaN for NaN inputs', opts, function test( t ) {
+	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'NaN input' );
+	t.ok( isnan( roundsdf( 3.14, NaN, 10 ) ), 'NaN n' );
 	t.end();
 });
 
-tape( 'the function returns NaN if provided n < 1', opts, function test( t ) {
+tape( 'returns NaN for n < 1', opts, function test( t ) {
 	t.ok( isnan( roundsdf( 3.14, 0, 10 ) ), 'n = 0' );
 	t.ok( isnan( roundsdf( 3.14, -1, 10 ) ), 'n < 0' );
 	t.end();
 });
 
-tape( 'the function returns NaN if provided base < 2', opts, function test( t ) {
-	t.ok( isnan( roundsdf( 3.14, 2, 1 ) ), 'b = 1' );
-	t.ok( isnan( roundsdf( 3.14, 2, 0 ) ), 'b = 0' );
-	t.ok( isnan( roundsdf( 3.14, 2, -1 ) ), 'b < 0' );
+tape( 'returns infinities unchanged', opts, function test( t ) {
+	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, '+infinity' );
+	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, '-infinity' );
 	t.end();
 });
 
-tape( 'the function returns infinities unchanged', opts, function test( t ) {
-	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, 'returns +infinity' );
-	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, 'returns -infinity' );
+tape( 'preserves signed zero', opts, function test( t ) {
+	t.ok( isPositiveZero( roundsdf( 0.0, 2, 10 ) ), '+0 preserved' );
+	t.ok( isNegativeZero( roundsdf( -0.0, 2, 10 ) ), '-0 preserved' );
 	t.end();
 });
 
-tape( 'the function preserves signed zero', opts, function test( t ) {
-	t.ok( isPositiveZero( roundsdf( 0.0, 2, 10 ) ), 'returns +0' );
-	t.ok( isNegativeZero( roundsdf( -0.0, 2, 10 ) ), 'returns -0' );
+tape( 'rounds to nearest with n significant figures', opts, function test( t ) {
+	t.strictEqual( roundsdf( 3.141592653589793, 1, 10 ), 3.0, 'n=1' );
+	t.strictEqual( roundsdf( 3.141592653589793, 2, 10 ), 3.1, 'n=2' );
+	t.strictEqual( roundsdf( 3.141592653589793, 3, 10 ), 3.14, 'n=3' );
 	t.end();
 });
 
-tape( 'the function rounds to a specified number of significant figures (base 10)', opts, function test( t ) {
-	t.strictEqual( roundsdf( 3.14159, 1, 10 ), 3.0, 'n=1' );
-	t.strictEqual( roundsdf( 3.14159, 2, 10 ), 3.1, 'n=2' );
-	t.strictEqual( roundsdf( 3.14159, 3, 10 ), 3.14, 'n=3' );
-	t.strictEqual( roundsdf( 3.14159, 4, 10 ), 3.142, 'n=4' );
-	t.end();
-});
-
-tape( 'the function rounds large values', opts, function test( t ) {
-	t.strictEqual( roundsdf( 12368.0, 1, 10 ), 10000.0, 'n=1' );
-	t.strictEqual( roundsdf( 12368.0, 2, 10 ), 12000.0, 'n=2' );
-	t.strictEqual( roundsdf( 12368.0, 3, 10 ), 12400.0, 'n=3' );
-	t.end();
-});
-
-tape( 'the function rounds negative values', opts, function test( t ) {
-	t.strictEqual( roundsdf( -3.14159, 1, 10 ), -3.0, 'n=1' );
-	t.strictEqual( roundsdf( -3.14159, 3, 10 ), -3.14, 'n=3' );
-	t.strictEqual( roundsdf( -12368.0, 2, 10 ), -12000.0, 'n=2' );
-	t.end();
-});
-
-tape( 'the function supports custom bases', opts, function test( t ) {
+tape( 'rounds large and negative values correctly', opts, function test( t ) {
 	var expected;
 	var delta;
 	var tol;
 	var v;
 
-	v = roundsdf( 0.0313, 2, 2 );
-	expected = 0.03125;
+	expected = 10000.0;
+	v = roundsdf( 12368.0, 1, 10 );
+	delta = abs( v - expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
+	t.ok( delta <= tol, 'large positive within tolerance' );
+
+	expected = -12000.0;
+	v = roundsdf( -12368.0, 2, 10 );
+	delta = abs( v - expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
+	t.ok( delta <= tol, 'large negative within tolerance' );
 
-	if ( v === expected ) {
-		t.strictEqual( v, expected, 'returns expected value' );
-	} else {
-		delta = abs( v - expected );
-		tol = EPS * abs( expected );
-		t.ok( delta <= tol, 'within tolerance' );
-	}
 	t.end();
 });

From df29c24bac318e9110ffc1316cb2b1be1b3bb9b6 Mon Sep 17 00:00:00 2001
From: stdlib-bot <82920195+stdlib-bot@users.noreply.github.com>
Date: Mon, 26 Jan 2026 14:12:58 +0000
Subject: [PATCH 22/28] chore: update copyright years

---
 .../@stdlib/math/base/special/roundsdf/test/test.native.js      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index 13a2fba04050..910bda7f49df 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2024 The Stdlib Authors.
+* Copyright (c) 2026 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.

From 50712df87dc5f447c72861041f681bbc60cfb5b8 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 14:57:23 +0000
Subject: [PATCH 23/28] fix: inline tolerance checks in native tests

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../base/special/roundsdf/test/test.native.js | 38 ++++++++++++++++---
 1 file changed, 32 insertions(+), 6 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
index 910bda7f49df..7890e5491b84 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/test/test.native.js
@@ -50,7 +50,7 @@ tape( 'main export is a function', opts, function test( t ) {
 });
 
 tape( 'returns NaN for NaN inputs', opts, function test( t ) {
-	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'NaN input' );
+	t.ok( isnan( roundsdf( NaN, 2, 10 ) ), 'NaN x' );
 	t.ok( isnan( roundsdf( 3.14, NaN, 10 ) ), 'NaN n' );
 	t.end();
 });
@@ -61,6 +61,12 @@ tape( 'returns NaN for n < 1', opts, function test( t ) {
 	t.end();
 });
 
+tape( 'returns NaN for base < 2', opts, function test( t ) {
+	t.ok( isnan( roundsdf( 3.14, 2, 1 ) ), 'b = 1' );
+	t.ok( isnan( roundsdf( 3.14, 2, 0 ) ), 'b = 0' );
+	t.end();
+});
+
 tape( 'returns infinities unchanged', opts, function test( t ) {
 	t.strictEqual( roundsdf( PINF, 3, 10 ), PINF, '+infinity' );
 	t.strictEqual( roundsdf( NINF, 3, 10 ), NINF, '-infinity' );
@@ -74,9 +80,29 @@ tape( 'preserves signed zero', opts, function test( t ) {
 });
 
 tape( 'rounds to nearest with n significant figures', opts, function test( t ) {
-	t.strictEqual( roundsdf( 3.141592653589793, 1, 10 ), 3.0, 'n=1' );
-	t.strictEqual( roundsdf( 3.141592653589793, 2, 10 ), 3.1, 'n=2' );
-	t.strictEqual( roundsdf( 3.141592653589793, 3, 10 ), 3.14, 'n=3' );
+	var expected;
+	var delta;
+	var tol;
+	var v;
+
+	expected = 3.0;
+	v = roundsdf( 3.141592653589793, 1, 10 );
+	delta = abs( v - expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
+	t.ok( delta <= tol, 'n=1' );
+
+	expected = 3.1;
+	v = roundsdf( 3.141592653589793, 2, 10 );
+	delta = abs( v - expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
+	t.ok( delta <= tol, 'n=2' );
+
+	expected = 3.14;
+	v = roundsdf( 3.141592653589793, 3, 10 );
+	delta = abs( v - expected );
+	tol = max( 1.0e-3, EPS * abs( expected ) );
+	t.ok( delta <= tol, 'n=3' );
+
 	t.end();
 });
 
@@ -90,13 +116,13 @@ tape( 'rounds large and negative values correctly', opts, function test( t ) {
 	v = roundsdf( 12368.0, 1, 10 );
 	delta = abs( v - expected );
 	tol = max( 1.0e-3, EPS * abs( expected ) );
-	t.ok( delta <= tol, 'large positive within tolerance' );
+	t.ok( delta <= tol, 'large positive' );
 
 	expected = -12000.0;
 	v = roundsdf( -12368.0, 2, 10 );
 	delta = abs( v - expected );
 	tol = max( 1.0e-3, EPS * abs( expected ) );
-	t.ok( delta <= tol, 'large negative within tolerance' );
+	t.ok( delta <= tol, 'large negative' );
 
 	t.end();
 });

From cbb2a42ca23594cc7fc907fa0424c7093c4aae78 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 15:27:54 +0000
Subject: [PATCH 24/28] docs: align native examples with float32 results

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/native.js          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index dc8e8ec57eed..3c8206f64055 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -36,7 +36,7 @@ var addon = require( './../src/addon.node' );
 *
 * @example
 * var v = roundsdf( 3.14159, 3, 10 );
-* // returns 3.14
+* // returns 3.140000104904175
 *
 * @example
 * var v = roundsdf( 3.14159, 1, 10 );
@@ -44,7 +44,7 @@ var addon = require( './../src/addon.node' );
 *
 * @example
 * var v = roundsdf( 12368.0, 2, 10 );
-* // returns 11999.999430030612
+* // returns 11999.9990234375
 *
 * @example
 * var v = roundsdf( 0.0313, 2, 2 );

From 64edaa7c7c5f3ee1a6d5b0de69df931e6ab71e07 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 15:43:35 +0000
Subject: [PATCH 25/28] docs: fix float32 examples and correct C API types

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: passed
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/README.md    |  4 ++--
 .../@stdlib/math/base/special/roundsdf/src/main.c   | 13 ++++++++++---
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
index d7f356a76ee5..3811f233ad13 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/README.md
@@ -113,7 +113,7 @@ logEachMap( 'x: %0.4f. n: 5. b: 10. rounded: %0.4f.', x, 5, 10, roundsdf );
 Rounds a single-precision floating-point number to the nearest value with `n` significant figures
 
 ```c
-double v = stdlib_base_roundsdf( 3.141592653589793, 3, 10 );
+float v = stdlib_base_roundsdf( 3.14159f, 3, 10 );
 // returns 3.14
 ```
 
@@ -124,7 +124,7 @@ The function accepts the following arguments:
 -   **b**: `[in] int32_t` base.
 
 ```c
-double stdlib_base_roundsdf( const double x, const int32_t n, const int32_t b );
+float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b );
 ```
 
 </section>
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 342b76d0bd10..01d0c113228d 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -24,6 +24,8 @@
 #include "stdlib/math/base/special/logf.h"
 #include "stdlib/math/base/special/powf.h"
 #include "stdlib/math/base/special/roundf.h"
+#include <math.h>
+#include <stdint.h>
 
 /**
 * Rounds a single-precision floating-point number to `n` significant figures in base `b`.
@@ -35,7 +37,7 @@
 *
 * @example
 * float out = stdlib_base_roundsdf( 3.14159f, 3, 10 );
-* // returns 3.14
+* // returns 3.1400001
 */
 float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
 	float ax;
@@ -43,15 +45,20 @@ float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
 	float s;
 
 	if ( stdlib_base_is_nan( x ) || n < 1 || b < 2 ) {
-		return x + (x-x);
+		return NAN;
 	}
 	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
 		return x;
 	}
+
 	ax = stdlib_base_absf( x );
 
-	e = stdlib_base_floorf( stdlib_base_logf( ax, (float)b ) );
+	/* exponent in base b */
+	e = stdlib_base_floorf(
+		stdlib_base_logf( ax ) / stdlib_base_logf( (float)b )
+	);
 
+	/* scale factor */
 	s = stdlib_base_powf( (float)b, (float)( n - 1 ) - e );
 
 	return stdlib_base_roundf( x * s ) / s;

From be0da70460370a8a85d644c5e14e99f9fa90c597 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 15:53:00 +0000
Subject: [PATCH 26/28] fix: use base-aware logarithm in native implementation

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/src/main.c             | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
index 01d0c113228d..e959315bcb5f 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/src/main.c
@@ -45,7 +45,7 @@ float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
 	float s;
 
 	if ( stdlib_base_is_nan( x ) || n < 1 || b < 2 ) {
-		return NAN;
+		return x + (x-x); // canonical NaN
 	}
 	if ( stdlib_base_is_infinite( x ) || x == 0.0f ) {
 		return x;
@@ -55,7 +55,7 @@ float stdlib_base_roundsdf( const float x, const int32_t n, const int32_t b ) {
 
 	/* exponent in base b */
 	e = stdlib_base_floorf(
-		stdlib_base_logf( ax ) / stdlib_base_logf( (float)b )
+		stdlib_base_logf( ax, (float)b )
 	);
 
 	/* scale factor */

From 98617d80e344edb2a23d0fd9f5cc932c8a602639 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 16:35:54 +0000
Subject: [PATCH 27/28] chore: add missing is-integer dependency

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: passed
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/main.js    | 11 ++++++++++-
 .../@stdlib/math/base/special/roundsdf/package.json   |  1 +
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
index d4bad3d22251..ed93ed148718 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/main.js
@@ -27,6 +27,7 @@ var powf = require( '@stdlib/math/base/special/powf' );
 var roundf = require( '@stdlib/math/base/special/roundf' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
+var isInteger = require( '@stdlib/math/base/assert/is-integer' );
 
 
 // MAIN //
@@ -60,7 +61,15 @@ function roundsdf( x, n, b ) {
 	var e;
 	var s;
 
-	if ( isnan( x ) || n < 1 || b < 2 ) {
+	if (
+		isnan( x ) ||
+		isnan( n ) ||
+		isnan( b ) ||
+		!isInteger( n ) ||
+		!isInteger( b ) ||
+		n < 1 ||
+		b < 2
+	) {
 		return NaN;
 	}
 	if ( isInfinite( x ) || x === 0.0 ) {
diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
index b7a73acfe51b..4d218465c717 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/package.json
@@ -38,6 +38,7 @@
     "@stdlib/utils/define-nonenumerable-read-only-property": "^0.0.0",
     "@stdlib/math/base/assert/is-nan": "^0.0.0",
     "@stdlib/math/base/assert/is-infinite": "^0.0.0",
+    "@stdlib/math/base/assert/is-integer": "^0.0.0",
     "@stdlib/math/base/special/absf": "^0.0.0",
     "@stdlib/math/base/special/floorf": "^0.0.0",
     "@stdlib/math/base/special/logf": "^0.0.0",

From 8d55a89a96d0d2055cf36da048906d8b6fe87aa1 Mon Sep 17 00:00:00 2001
From: Aryan Kumar <aryan002005@gmail.com>
Date: Mon, 26 Jan 2026 16:47:24 +0000
Subject: [PATCH 28/28] fix: validate arguments in native JS wrapper

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../@stdlib/math/base/special/roundsdf/lib/native.js     | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
index 3c8206f64055..038ffb85062b 100644
--- a/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
+++ b/lib/node_modules/@stdlib/math/base/special/roundsdf/lib/native.js
@@ -20,6 +20,9 @@
 
 // MODULES //
 
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var isInteger = require( '@stdlib/math/base/assert/is-integer' );
+var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
 var addon = require( './../src/addon.node' );
 
 
@@ -51,6 +54,12 @@ var addon = require( './../src/addon.node' );
 * // returns 0.03125
 */
 function roundsdf( x, n, b ) {
+	if ( isnan( x ) || !isInteger( n ) || !isInteger( b ) || n < 1 || b < 2 ) {
+		return NaN;
+	}
+	if ( isInfinite( x ) || x === 0.0 ) {
+		return x;
+	}
 	return addon( x, n, b );
 }