Merge pull request #853 from stan-dev/fix-zero-sum-inverse

Remove sqrt(y) from inverse zero-sum

Author: bob-carpenter

src/reference-manual/transforms.qmd

@@ -526,7 +526,7 @@ x_1 = \sum_{n=1}^N \frac{y_n}{\sqrt{n \cdot (n + 1)}}
 $$
 and then setting
 $$
-x_{n + 1} = \sum_{i = n + 1}^N \frac{\sqrt{y_i}}{\sqrt{i \cdot (i + 1)}}
+x_{n + 1} = \sum_{i = n + 1}^N \frac{y_i}{\sqrt{i \cdot (i + 1)}}
 - n \cdot \frac{y_n}{\sqrt{n \cdot (n + 1)}}.
 $$
 for $n \in 1{:}N$.