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Re: [External] : Re: How to make M-x TAB not work on (interactive) decla


From: Jean Louis
Subject: Re: [External] : Re: How to make M-x TAB not work on (interactive) declaration?
Date: Mon, 16 Jan 2023 18:26:46 +0300
User-agent: Mutt/2.2.9+54 (af2080d) (2022-11-21)

* Yuri Khan <yuri.v.khan@gmail.com> [2023-01-16 13:43]:
> On Mon, 16 Jan 2023 at 17:17, Jean Louis <bugs@gnu.support> wrote:
> 
> > (*) ➜ 1
> > (+) ➜ 0
> > (/) Wrong number of arguments: /
> > (-) ➜ 0
> >
> > The question why is not yet clear to me. Why is it in Lisp so?
> 
> Subtraction and division are not monoid operations. As such, they do
> not have an associated identity value.

Why then substraction has associated identity value in Emacs Lisp?

-- 
Jean

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