From: Francis Litterio <flitterio@gmail.com>
To: emacs-devel@gnu.org
Cc: bug-gnu-emacs@gnu.org
Subject: Re: In CVS Emacs, calc-eval gives multiplication higher precidence than division
Date: Sun, 07 Sep 2008 14:15:35 -0400 [thread overview]
Message-ID: <i5i68wu3vmys.fsf@gmail.com> (raw)
In-Reply-To: 878wu3j4k2.fsf@gmail.com
Jay Belanger wrote:
> Francis Litterio writes:
> ...
>> In CVS Emacs, function calc-eval (in lisp/calc/calc.el) gives
>> multiplication higher precidence than division.
>
> That's not a bug. While many systems give division a higher precendence
> than multiplication, that isn't a universal rule. Calc has always given
> multiplication a higher precendence, and something like
> 1 / 2 * 1000
> can be viewed as shorthand for
> 1
> --------
> 2 * 1000
> Some people don't like this, some people do, but this choice is
> established Calc behavior and is highlighted in the manual. To divide
> first, it's probably better style regardless to put in the parentheses:
> (1 / 2) * 1000
Thanks, Jay.
My apologies for rehashing old news. I just discovered the discussion
thread at:
http://thread.gmane.org/gmane.emacs.devel/69436
--
Fran
next prev parent reply other threads:[~2008-09-07 18:15 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-07 16:06 In CVS Emacs, calc-eval gives multiplication higher precidence than division Francis Litterio
2008-09-07 16:37 ` Jay Belanger
2008-09-07 18:15 ` Francis Litterio [this message]
2008-09-07 19:46 ` Stefan Monnier
2008-09-07 20:19 ` bug#920: " Lennart Borgman (gmail)
2008-09-07 20:32 ` Randal L. Schwartz
2008-09-07 20:34 ` Lennart Borgman (gmail)
2008-09-07 20:38 ` Randal L. Schwartz
2008-09-07 20:42 ` Lennart Borgman (gmail)
2008-09-07 20:50 ` Randal L. Schwartz
2008-09-07 21:07 ` Lennart Borgman (gmail)
2008-09-08 6:39 ` Ulrich Mueller
2008-09-08 7:07 ` Lennart Borgman (gmail)
2008-09-07 21:10 ` Stefan Monnier
2008-09-07 23:30 ` Jay Belanger
2008-09-08 0:50 ` Jason Rumney
2008-09-08 1:13 ` Randal L. Schwartz
2008-09-08 3:47 ` Stefan Monnier
2008-09-08 8:48 ` Miles Bader
2008-09-08 12:59 ` Stefan Monnier
2008-09-08 13:29 ` martin rudalics
2008-09-08 7:26 ` Lennart Borgman (gmail)
2008-09-07 21:10 ` Stefan Monnier
2008-09-08 10:30 ` Carsten Dominik
2008-09-08 11:01 ` Lennart Borgman
2008-09-08 20:33 ` Carsten Dominik
2008-09-08 20:39 ` Lennart Borgman (gmail)
2008-09-08 20:43 ` Randal L. Schwartz
2008-09-08 20:53 ` Lennart Borgman (gmail)
2008-09-08 22:59 ` bug#914: " Jay Belanger
2008-09-08 23:44 ` Lennart Borgman (gmail)
2008-09-09 13:28 ` Stefan Monnier
2008-09-09 14:36 ` Francis Litterio
2008-09-09 16:26 ` Ulrich Mueller
2008-09-09 16:41 ` Lennart Borgman (gmail)
2008-09-30 4:10 ` Leo
2008-09-08 20:53 ` Lennart Borgman (gmail)
2008-09-08 21:42 ` Stefan Monnier
2008-09-09 8:11 ` Richard M. Stallman
2008-09-09 13:26 ` Stefan Monnier
2008-09-09 17:03 ` Lennart Borgman (gmail)
2008-09-09 17:19 ` Stefan Monnier
2008-09-08 13:01 ` Stefan Monnier
2008-09-07 20:35 ` Jay Belanger
2008-09-07 21:15 ` Stefan Monnier
2008-09-07 21:19 ` Lennart Borgman (gmail)
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