[petsc-users] self-defined preconditioner available?

[Matthew Knepley]

On Mon, Dec 20, 2010 at 7:47 AM, Xiaoyin Ji <sapphire.jxy at gmail.com> wrote:

> Hi,
>
> I was wondering if petsc could convert an existing matrix into a
> preconditioner and use it in ks...thought this shall be a straight-forward
> question but I didn't find the answer in manuals. Thanks a lot.
>

http://www.mcs.anl.gov/petsc/petsc-as/snapshots/petsc-current/docs/manualpages/PC/PCSHELL.html

   Matt


> Regards,
>
> Xiaoyin Ji




-- 
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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