Apply suggestions from code review

Co-authored-by: Neil Girdhar <mistersheik@gmail.com>

Author: skirpichev

peps/pep-0791.rst

@@ -42,7 +42,7 @@ can simplify the description of the accepted arguments for functions in both the
 :external+py3.14:mod:`math` and the new module.
 
 Apparently, the :external+py3.14:mod:`math` module can't serve as a catch-all place
-for mathematical functions: we have also the :external+py3.14:mod:`cmath` and
+for mathematical functions since we also have the :external+py3.14:mod:`cmath` and
 :external+py3.14:mod:`statistics` modules.  Let's do the same for integer-related
 functions.  It provides shared context, which reduces verbosity in the
 documentation and conceptual load.  It also aids discoverability through
@@ -89,8 +89,8 @@ As aliases in :external+py3.14:mod:`math` will be kept for an indefinite time
 How to Teach This
 =================
 
-The new module will be a place to functions, that 1) accept
-:external+py3.14:class:`int`-like arguments and return also integers, 2) are
+The new module will be a place for functions, that 1) accept
+:external+py3.14:class:`int`-like arguments and also return integers, and 2) are
 also in the field of arbitrary-precision integer arithmetic, i.e. have no
 dependency on the platform floating-point format or behaviour and/or on the
 platform math library (``libm``).
@@ -116,7 +116,7 @@ Module name
 The chosen name seems consistent with one existing domain-specific mathematical module:
 :external+py3.14:mod:`cmath` (for complex numbers).
 
-We should note, that the `Imath
+We note the `Imath
 <https://github.com/AcademySoftwareFoundation/Imath>`_ C++ library includes
 Python bindings with the same name.  There is also an :pypi:`imath` project on
 PyPI, but only with two releases, with the most recent one four years ago.  Its