From: Roland Winkler <winkler@tfkp07.physik.uni-erlangen.de>
Subject: Re: Non-commutative symbolic multiplication in Calc
Date: Tue, 06 Sep 2005 16:09:36 +0200 [thread overview]
Message-ID: <m3br36mgnz.fsf@tfkp07.physik.uni-erlangen.de> (raw)
In-Reply-To: mailman.6004.1125975207.20277.help-gnu-emacs@gnu.org
Neon Absentius <absent@sdf.lonestar.org> writes:
> Sorry if this is not the right list for this question.
>
> Is there a way to suspend some of the automatic simplifications that
> calc performs? In particular I am interested in suspending the
> assumption that multiplication is commutative. This would allow for
> symbolic calculations with entities that are not necessarily numbers
> or elements of some vector space.
It's a pretty tricky issue to get useful results when doing
analytical calculations with noncommuting variables. I doubt that
you will get what you want when you just remove the assumption that
multiplication is commutative.
Roland
next parent reply other threads:[~2005-09-06 14:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.6004.1125975207.20277.help-gnu-emacs@gnu.org>
2005-09-06 14:09 ` Roland Winkler [this message]
2005-09-06 17:07 ` Non-commutative symbolic multiplication in Calc Neon Absentius
[not found] ` <mailman.6076.1126026835.20277.help-gnu-emacs@gnu.org>
2005-09-06 18:36 ` Roland Winkler
2005-09-06 19:12 ` Neon Absentius
2005-09-06 20:03 ` Jay Belanger
2005-09-06 21:33 ` Bug in Calc? (was Re: Non-commutative symbolic multiplication in Calc) Neon Absentius
2005-09-07 11:42 ` Bug in Calc? Neon Absentius
[not found] ` <mailman.6172.1126094602.20277.help-gnu-emacs@gnu.org>
2005-09-07 13:56 ` Jay Belanger
[not found] ` <mailman.6115.1126042963.20277.help-gnu-emacs@gnu.org>
2005-09-07 19:36 ` Bug in Calc? (was Re: Non-commutative symbolic multiplication in Calc) Jay Belanger
2005-09-06 2:33 Non-commutative symbolic multiplication in Calc Neon Absentius
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