From: Xavier Leroy <xavier.leroy@inria.fr>
To: Christophe TROESTLER <debian00@tiscali.be>
Cc: skaller@users.sourceforge.net, caml-list@inria.fr
Subject: Re: [Caml-list] failwith, raise and type inference
Date: Fri, 9 Apr 2004 09:32:17 +0200 [thread overview]
Message-ID: <20040409093217.A6469@pauillac.inria.fr> (raw)
In-Reply-To: <20040409.091810.84299384.debian00@tiscali.be>; from debian00@tiscali.be on Fri, Apr 09, 2004 at 09:18:10AM +0200
> > > -. 3.**2.
> > >
> > > returns 9. while in math -x^2 means -(x^2) and not (-x)^2 !
> >
> > I'm not sure there *are* any 'usual' rules in maths.
>
> Well -x^2 as meaning -(x^2) *is* a usual rule -- no mathematician will
> ever understand it as (-x)^2. Still my question remains as whether
> the above is intended by the OCaml developpers or is just a case that
> "slipped through" (and an oddity that has bitten me once).
Off the top of my head, I'd say this behavior wasn't intentional and
is probably a mistake. I haven't checked with the Yacc grammar, though
(Yacc is somewhat cranky with the precedences, and it happens that
expressing the right precedences isn't obvious.)
- Xavier Leroy
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next prev parent reply other threads:[~2004-04-09 7:32 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-02 13:41 Paul Guyot
2004-04-02 13:49 ` Frederic van der Plancke
2004-04-02 13:56 ` Paul Guyot
2004-04-02 13:51 ` Nicolas Cannasse
2004-04-02 13:59 ` Correnson Loïc
2004-04-02 14:09 ` Luc Maranget
2004-04-02 19:39 ` [Caml-list] weird floating poing behavior on windows Zeno Lee
2004-04-02 20:03 ` Greg Bacon
2004-04-02 20:07 ` David Brown
2004-04-02 20:31 ` Zeno Lee
2004-04-02 20:50 ` Pierre Weis
2004-04-02 22:01 ` Brian Hurt
2004-04-02 21:58 ` Brian Hurt
2004-04-02 20:28 ` [Caml-list] failwith, raise and type inference Pierre Weis
2004-04-05 22:52 ` Ker Lutyn
2004-04-06 1:07 ` Jacques Garrigue
2004-04-06 5:23 ` Issac Trotts
2004-04-06 15:15 ` skaller
2004-04-06 1:15 ` Christophe TROESTLER
2004-04-06 7:05 ` skaller
2004-04-06 11:29 ` Eric C. Cooper
2004-04-09 7:18 ` Christophe TROESTLER
2004-04-09 7:32 ` Xavier Leroy [this message]
2004-04-09 8:03 ` skaller
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