From: David Kastrup <dak@gnu.org>
To: "Drew Adams" <drew.adams@oracle.com>
Cc: emacs-devel@gnu.org
Subject: Re: Calc: `*' binds more strongly than `/'
Date: Thu, 19 Apr 2007 19:33:29 +0200 [thread overview]
Message-ID: <85r6qg6zh2.fsf@lola.goethe.zz> (raw)
In-Reply-To: <EIENLHALHGIMHGDOLMIMAEMBDAAA.drew.adams@oracle.com> (Drew Adams's message of "Thu\, 19 Apr 2007 10\:18\:05 -0700")
"Drew Adams" <drew.adams@oracle.com> writes:
>> > I really have not followed this thread, but, viewed from 3000 m, it
>> > sounds as if different people have different preferences. Couldn't
>> > Emacs just offer a few precedence options, so users could choose the
>> > behavior they want? (Then, of course, you could argue over the
>> > default value ;-).)
>>
>> Personal preference options for a _language_ don't make much sense.
>> They would keep programs from working everywhere.
>
> Well, I won't argue - as I said, I haven't followed the discussion
> closely.
>
> But I did think this was about preferences for entering (typing)
> arithmetic expressions. I see no reason that a calculator couldn't
> let users choose different precedence rules for entering
> expressions, or even let users switch between infix and reverse
> Polish notation, or,... I wouldn't be surprised if some calculators
> let you do that, but I'm no expert on this.
Calc has a large variety of import and export languages including most
computer languages, of course respecting the respective precedences.
But it also has its own, internal expression syntax.
Have you actually ever used calc yourself?
--
David Kastrup, Kriemhildstr. 15, 44793 Bochum
next prev parent reply other threads:[~2007-04-19 17:33 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-14 11:57 Calc: `*' binds more strongly than `/' Christian Schlauer
2007-04-14 15:09 ` Jay Belanger
2007-04-15 19:21 ` Chong Yidong
2007-04-15 20:05 ` Stefan Monnier
2007-04-17 12:47 ` Randal L. Schwartz
2007-04-17 18:03 ` Stefan Monnier
2007-04-18 8:44 ` Kim F. Storm
2007-04-18 19:27 ` Stefan Monnier
2007-04-18 20:02 ` Davis Herring
2007-04-18 20:16 ` David Kastrup
2007-04-18 21:43 ` Davis Herring
2007-04-19 16:10 ` Stefan Monnier
2007-04-20 11:13 ` Randal L. Schwartz
2007-04-20 13:40 ` Stefan Monnier
2007-04-20 14:07 ` Jay Belanger
2007-04-22 1:31 ` Miles Bader
2007-04-22 10:19 ` Christian Schlauer
2007-04-22 10:23 ` Christian Schlauer
2007-04-22 19:47 ` Jay Belanger
2007-04-23 10:46 ` Jason Rumney
2007-04-23 13:03 ` Kim F. Storm
2007-04-23 15:54 ` Jay Belanger
2007-04-25 19:56 ` Christian Schlauer
2007-04-25 20:54 ` Jay Belanger
2007-04-26 3:35 ` Stefan Monnier
2007-04-26 4:06 ` Jay Belanger
2007-04-26 14:11 ` Stefan Monnier
2007-04-26 21:07 ` Christian Schlauer
2007-04-26 15:07 ` Davis Herring
2007-04-26 16:01 ` Stefan Monnier
2007-04-26 18:32 ` Luc Teirlinck
2007-04-26 21:29 ` Christian Schlauer
2007-04-26 23:17 ` Luc Teirlinck
2007-04-26 21:07 ` Christian Schlauer
2007-04-27 1:27 ` Jay Belanger
2007-04-26 17:47 ` Davis Herring
2007-06-20 15:23 ` Jay Belanger
2007-06-20 16:02 ` Kim F. Storm
2007-06-20 17:13 ` Jay Belanger
2007-06-20 17:29 ` Luc Teirlinck
2007-06-20 17:54 ` Jay Belanger
2007-06-20 19:14 ` Kim F. Storm
2007-06-20 19:28 ` Luc Teirlinck
2007-06-20 20:18 ` Jay Belanger
2007-04-17 18:54 ` Jay Belanger
2007-04-18 21:55 ` Christian Schlauer
2007-04-19 2:58 ` Daniel Brockman
2007-04-22 10:27 ` Christian Schlauer
2007-04-26 16:00 ` Daniel Brockman
2007-04-19 15:16 ` Drew Adams
2007-04-19 17:05 ` David Kastrup
2007-04-19 17:18 ` Drew Adams
2007-04-19 17:33 ` David Kastrup [this message]
2007-04-16 15:38 ` Richard Stallman
2007-04-17 12:47 ` Randal L. Schwartz
2007-04-18 21:29 ` Christian Schlauer
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