bug#22683: 25.1.50; auto-composition-mode

[Eli Zaretskii]

> Cc: Lars Ingebrigtsen <larsi@gnus.org>, 22683@debbugs.gnu.org
> Date: Sun, 26 Sep 2021 22:27:55 +0200
> From:  Rudolf Adamkovič via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> By the law of trichotomy, every real number is either positive, 
> negative, or zero. Thus, if a real number is not positive, it must 
> be either negative or zero. It follows that it suffices to say:
> 
> "If called from Lisp, toggle the mode if ARG is ‘toggle’.  Enable 
> the mode if ARG is nil, omitted, or is a positive number.  Disable 
> the mode otherwise."
> 
> Clear and precise.

Thanks.  We don't always expect our users to be proficient in
theoretical logics.  So sometimes we prefer to make things clear even
for those who aren't.