address review: more submodule/module variants

Author: skirpichev

peps/pep-0791.rst

@@ -151,10 +151,10 @@ with any PyPI module.  On the other hand, ``intmath`` may be confused with
 interval math or numerical integration.
 
 Other proposed names include ``ntheory`` (like SymPy's submodule),
-``integermath`` and ``imaths``.
+``integermath``, ``zmath``, ``dmath`` and ``imaths``.
 
 As a variant, the new module can be added as a submodule of the
-:external+py3.14:mod:`math`.
+:external+py3.14:mod:`math` (e.g. ``integer``, ``discrete`` or ``ntheory``).
 
 
 Module scope and possible extensions