This is the mail archive of the
gsl-discuss@sourceware.org
mailing list for the GSL project.
Re: unsymmetric eigenvalue problem
- From: "Brian Gough" <bjg at network-theory dot co dot uk>
- To: Patrick dot Alken at colorado dot edu
- Cc: gsl-discuss at sourceware dot org
- Date: Fri, 26 May 2006 11:41:38 +0100
- Subject: Re: unsymmetric eigenvalue problem
- References: <1148590571.447619ebcbe97@webmail.colorado.edu>
Patrick.Alken@colorado.edu writes:
> Thanks for making the test program - its a very good idea! I ran it on a variety
> of cases and found that there are some convergence issues in my code. Most of
> these can be fixed by increasing UNSYMM_MAX_ITERATIONS in unsymm.c, but on the
> other hand I don't think it should be necessary to have so many QR iterations
> for convergence.
There is a Lapack Working Note (LAWN) archive on netlib, all good
stuff -- there might be some extra information about the
implementation there.
--
Brian Gough
Network Theory Ltd,
Publishing Free Software Manuals --- http://www.network-theory.co.uk/