[petsc-users] questions

Matthew Knepley knepley at gmail.com
Wed Nov 2 15:42:59 CDT 2011


On Wed, Nov 2, 2011 at 8:38 PM, xiaohl <xiaohl at ices.utexas.edu> wrote:

> Hi
>
> I am going to implement cell center difference method for
> u = - K grad p
> div u = f
> where p is the pressure , u is the velocity, f is the source term.
>
> my goal is to assemble the matrix and test the performance of different
> linear solvers in parallel.
>
> my question is how can I read the input file for K where K is n*n tensor.
>

MatLoad()


> second one is that do you have any similar examples?
>

Nothing with the mixed-discretization of the Laplacian.

   Matt


> Hailong
>



-- 
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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