Refactor logcdf to return z value

shubham220420 · web-flow · commit b1949eaf836a · 2026-02-15T15:01:50.000+05:30
pre-calculate value instead while returning the function call.

Signed-off-by: Shubham &lt;b4mshubham@gmail.com&gt;
diff --git a/lib/node_modules/@stdlib/stats/base/dists/halfnormal/logcdf/src/main.c b/lib/node_modules/@stdlib/stats/base/dists/halfnormal/logcdf/src/main.c
@@ -52,6 +52,7 @@ double stdlib_base_dists_halfnormal_logcdf( const double x, const double sigma )
 	}
 
 	z = x / sigma;
+	z = stdlib_base_ln( stdlib_base_erf( z * INV_SQRT_TWO ) );
 
-	return stdlib_base_ln( stdlib_base_erf( z * INV_SQRT_TWO ) );
+	return z;
 }

Original file line number	Diff line number	Diff line change
`@@ -52,6 +52,7 @@ double stdlib_base_dists_halfnormal_logcdf( const double x, const double sigma )`
`52`	`52`	`}`
`53`	`53`
`54`	`54`	`z = x / sigma;`
	`55`	`+ z = stdlib_base_ln( stdlib_base_erf( z * INV_SQRT_TWO ) );`
`55`	`56`
`56`		`- return stdlib_base_ln( stdlib_base_erf( z * INV_SQRT_TWO ) );`
	`57`	`+ return z;`
`57`	`58`	`}`