[petsc-users] using external direct linear solvers

[Matthew Knepley]

On Wed, Jan 20, 2010 at 4:50 PM, Jack Lee <jack.lee at sjc.ox.ac.uk> wrote:

> Hi there,
>
> Apologies if this is an obvious question, but is there an example showing
> how to call an external solver? I am trying to get the snes solver to use
> MUMPS. As the calls are made from a fortran application, I cannot use the
> commandline options.
>

1) MUMPS is a linear solver

2)
http://www.mcs.anl.gov/petsc/petsc-as/snapshots/petsc-current/docs/manualpages/PC/PCFactorSetMatSolverPackage.html

3) There is a manual section on this

4) You can use command line options in Fortran

  Matt

Jack
>
-- 
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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