Merge pull request #926 from stan-dev/jacobian-reserved

Jacobian is a reserved keyword

Author: bob-carpenter

src/reference-manual/deprecations.qmd

@@ -60,16 +60,6 @@ in the `transformed parameters` block.
 *Replacement*: Use `_jacobian` functions and the `jacobian +=` statement instead. These allow for change-of-variable
 adjustments which can be conditionally enabled by Stan's algorithms.
 
-## New Keywords
-
-*Deprecated*: The following identifiers will become reserved in the language in the specified version.
-
-*Replacement*: Rename any variables or functions with these names.
-
-| Identifier | Version |
-|------------|---------|
-| jacobian   | 2.38    |
-
 ## Deprecated Functions
 
 Several built-in Stan functions have been deprecated. Consult the

src/reference-manual/expressions.qmd

@@ -155,11 +155,11 @@ column_stochastic_matrix,row_stochastic_matrix,
 cholesky_factor_cov, corr_matrix, cov_matrix, array
 ```
 
-The following built in functions are also reserved and
+The following keywords or built-in functions are also reserved and
 cannot be used as variable names:
 
 ```
-print, reject, profile, fatal_error, target
+print, reject, profile, fatal_error, target, jacobian
 ```
 
 The following block identifiers are reserved and cannot be used as variable names: