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From: Kuba Ober <ober.14@osu.edu>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Re: Hash clash in polymorphic variants
Date: Mon, 14 Jan 2008 09:56:25 -0500	[thread overview]
Message-ID: <200801140956.25449.ober.14@osu.edu> (raw)
In-Reply-To: <jwvk5mceabc.fsf-monnier+gmane.comp.lang.caml.inria@gnu.org>

On Monday 14 January 2008, Stefan Monnier wrote:
> > What I meant was simply that instead of using some fixed hash function,
> > one could use a perfect hashing function which is optimal for its known
> > set of inputs, and won't ever generate a collision.
>
> The problem is that the set of inputs is not know at compile time, only
> at link time.

As I've said in the cited post, the perfect hash generator would have to be 
invoked at link time, which shouldn't be a big deal.

Cheers, Kuba


  reply	other threads:[~2008-01-14 14:56 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-10 17:09 Jon Harrop
2008-01-10 20:35 ` [Caml-list] " Eric Cooper
2008-01-10 21:24   ` Jon Harrop
2008-01-10 21:40     ` David Allsopp
2008-01-11 13:30       ` Kuba Ober
2008-01-11 13:48         ` Jon Harrop
2008-01-11 16:14           ` Kuba Ober
2008-01-11 18:40             ` David Allsopp
2008-01-14 12:20               ` Kuba Ober
2008-01-14 14:44                 ` Stefan Monnier
2008-01-14 14:56                   ` Kuba Ober [this message]
2008-01-14 15:37                     ` [Caml-list] " David Allsopp
2008-01-14 15:44                       ` Kuba Ober
2008-01-14 16:03                         ` David Allsopp
2008-01-14 15:45                     ` Stefan Monnier
2008-01-15  3:36                     ` [Caml-list] " Jacques Garrigue
2008-01-15  4:59                       ` Jon Harrop
2008-01-15  9:01                         ` Jacques Garrigue
2008-01-15 18:17                           ` Jon Harrop
2008-01-15 19:20                             ` Gerd Stolpmann
2008-01-15 22:04                               ` Jon Harrop
2008-01-16 13:48                                 ` Kuba Ober
2008-01-16 15:02                                   ` Dario Teixeira
2008-01-16 19:00                                     ` Jon Harrop
2008-01-17 13:09                                     ` Kuba Ober
2008-01-18  5:33                                 ` Kuba Ober
2008-01-18  5:19                               ` Kuba Ober
2008-01-18  5:39                                 ` Kuba Ober
2008-01-16  3:26                             ` Jacques GARRIGUE
2008-01-16  3:34                               ` Yaron Minsky
2008-01-16  3:42                                 ` Jon Harrop
2008-01-16  4:40                               ` Jon Harrop
2008-01-16 16:03                                 ` Eric Cooper
2008-01-16 10:50                             ` Richard Jones
2008-01-14 17:14                   ` Jon Harrop
2008-01-14 17:36                     ` Alain Frisch
2008-01-11  0:15 ` [Caml-list] " Jacques Garrigue

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