Merge pull request numpy#21032 from jon-deng/fix-sphinx-doc-errors

DOC: fix sphinx errors due to np.emath references

Author: mattip

doc/source/reference/routines.emath.rst

@@ -1,9 +1,9 @@
-Mathematical functions with automatic domain (:mod:`numpy.emath`)
-***********************************************************************
+Mathematical functions with automatic domain
+********************************************
 
 .. currentmodule:: numpy
 
-.. note:: :mod:`numpy.emath` is a preferred alias for :mod:`numpy.lib.scimath`,
+.. note:: :mod:`numpy.emath` is a preferred alias for ``numpy.lib.scimath``,
           available after :mod:`numpy` is imported.
 
-.. automodule:: numpy.lib.scimath
+.. automodule:: numpy.emath

numpy/core/code_generators/ufunc_docstrings.py

@@ -3817,7 +3817,7 @@ def add_newdoc(place, name, doc):
 
     See Also
     --------
-    lib.scimath.sqrt
+    emath.sqrt
         A version which returns complex numbers when given negative reals.
         Note: 0.0 and -0.0 are handled differently for complex inputs.