GMRES and PC_RIGHT

Matthew Knepley knepley at gmail.com
Mon Jun 8 13:51:13 CDT 2009


On Mon, Jun 8, 2009 at 1:46 PM, Lisandro Dalcin <dalcinl at gmail.com> wrote:

> Barry,
>
> In the commit below you disabled PC_RIGHT from GMRES... Could you
> remember me what was wrong with GMRES+PC_RIGHT ?


It is not coded correctly to support it. FGMRES works with PC_RIGHT.

  Matt


>
> changeset:   11545:81b50d76a9c5
> user:        bsmith at anlext2wls165.wl.anl-external.org
> date:        Wed Jan 16 11:12:45 2008 -0600
> summary:     added error check for right preconditioner on GMRES
>
>
> --
> Lisandro Dalcín
> ---------------
> Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC)
> Instituto de Desarrollo Tecnológico para la Industria Química (INTEC)
> Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)
> PTLC - Güemes 3450, (3000) Santa Fe, Argentina
> Tel/Fax: +54-(0)342-451.1594
>



-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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