Apply suggestions from code review

Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>

Author: skirpichev

peps/pep-0791.rst

@@ -5,7 +5,7 @@ Sponsor: Victor Stinner <vstinner@python.org>
 Discussions-To: Pending
 Status: Draft
 Type: Standards Track
-Created: 10-May-2025
+Created: 12-May-2025
 Python-Version: 3.15
 Post-History: 02-Jun-2019,
               `09-May-2025 <https://discuss.python.org/t/91337>`__,
@@ -64,15 +64,15 @@ Modules functions will accept integers and objects that implement the
 :external+py3.14:meth:`~object.__index__` method which is used to convert the
 object to an integer number.
 
-Possible extensions for the new module and it's scope are discussed in the
+Possible extensions for the new module and its scope are discussed in the
 `Open Issues <Open Issues_>`_ section.  New functions are not part of the
 proposal.
 
 
 Backwards Compatibility
 =======================
 
-As aliases in :external+py3.14:mod:`math` will be kept for indefinite time
+As aliases in :external+py3.14:mod:`math` will be kept for an indefinite time
 (their use would be discouraged), there are no anticipated code breaks.
 
 
@@ -92,9 +92,9 @@ Chosen name seems consistent with other domain-specific mathematical module:
 :external+py3.14:mod:`cmath` (for complex numbers).
 
 There is already an ``imath`` project on PyPI, but only with two releases, with
-the most recent one 4 years ago.  Its repository is no longer accessible.
+the most recent one four years ago.  Its repository is no longer accessible.
 The `Imath <https://github.com/AcademySoftwareFoundation/Imath>`_ C++ library
-include Python bindings with same name.
+include Python bindings with the same name.
 
 `Polling shows <https://discuss.python.org/t/91337/35>`_ ``intmath`` as another
 popular name.  The argument made was that the normal mathematical spelling of
@@ -118,12 +118,12 @@ There are possible additions, among proposed in the initial discussion thread
 
 * ``c_div()`` --- for integer ceiling divide, see [2]_, [3]_.
 * ``gcdext()`` --- to solve linear Diophantine equation in two variables (the
-  :external+py3.14:class:`int` implementation actually include extended
+  :external+py3.14:class:`int` implementation actually includes an extended
   Euclidean algorithm)
 * ``isqrt_rem()`` --- to return both integer square root and a remainder (if
   integer isn't a perfect square)
-* ``ilog()`` --- integer logarithm, currently :external+py3.14:func:`math.log`
-  has a special handling for integer arguments.  It's unique (wrt other module
+* ``ilog()`` --- integer logarithm, :external+py3.14:func:`math.log`
+  has a special handling for integer arguments.  It's unique (with respect to other module
   functions) and not documented so far, see [4]_
 * ``fibonacci()``.