solving a particular linear equation system

Christian May cmay at
Fri May 15 16:23:19 CDT 2009

On Fri, 15 May 2009, Matthew Knepley wrote:
> 3) Run with -pc_type lu -ksp_type preonly first to test.

Thanks for your hints.
This works fine: Linear solve converged due to CONVERGED_ITS iterations 1

On Fri, 15 May 2009, Barry Smith wrote:
>  Could you please save this matrix and right hand side using 
> -ksp_view_binary (just run solver like you usually do but use this command 
> line option also) then post the file binaryoutput that is generated. This way 
> people can trivially load the matrix and right hand side with MatLoad() and 
> not monkey with parsing ASCII files.

Sure, I wasn't aware of this option. The file is now available at

Thanks a lot

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