This is the mail archive of the gsl-discuss@sources.redhat.com mailing list for the GSL project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: optimisation

From: Ivo Alxneit <ivo dot alxneit at psi dot ch>
To: nicholas dot cunliffe at stud dot umist dot ac dot uk
Cc: GSL-discuss <gsl-discuss at sources dot redhat dot com>
Date: Tue, 7 Jan 2003 08:49:24 +0100 (CET)
Subject: Re: optimisation

On  6 Jan, Nicholas Cunliffe wrote:
> Hi,
> 
> Just thought Id cast an opinion. Having multi variable optimization 
> routines which REQUIRE user supplied derivetives is just LAME. 
> How many real problems are there which are so simple that the 
> derivatives can be supplied? None of any scientific or engineering 
> interest. 
> 
> Thanks
> 
> Nicholas
how about using the simplex minimizer. no gradients needed.

-- 
Dr. Ivo Alxneit
Laboratory for Solar Technology   phone: +41 56 310 4092
CH-5232 Villigen                    fax: +41 56 310 2624
Paul Scherrer Institute          http://solar.web.psi.ch
Switzerland                        gnupg key: 0x515E30C7

Attachment: msg00019/pgp00000.pgp
Description: PGP signature

References:
- optimisation
  - From: Nicholas Cunliffe

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]