[petsc-users] minres and gmres difference

[Umut Tabak]

On 03/01/2011 10:17 PM, Matthew Knepley wrote:
> On Tue, Mar 1, 2011 at 2:45 PM, Umut Tabak <u.tabak at tudelft.nl 
> <mailto:u.tabak at tudelft.nl>> wrote:
>
> Henk did not count on different orhogonalization strategies. Try 
> -ksp_gmres_modifiedgramschmidt
>
It is better at the end, with 10000 iterations though, which makes it 
far from useful for this matrix.
Umut
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