[petsc-users] Trying to modify petrbf to use custom text file

Anil . dasans at gmail.com
Mon Mar 25 06:38:19 CDT 2013


1) Could not find the petrbf mailing list
2) Petrbf runs perfectly
3) Attached is the output with -ksp_view -ksp_monitor

Just point me in the right direction. Issues might be very basic as I am
starting to use Petsc


On Sat, Mar 23, 2013 at 2:18 AM, Matthew Knepley <knepley at gmail.com> wrote:

> On Fri, Mar 22, 2013 at 10:58 PM, Anil . <dasans at gmail.com> wrote:
>
>> Hi,
>>
>> I have a text file containing N rows.
>> Each row with x,y,omega values.
>> I am trying to interpolate this data onto a regular grid using petrbf
>> But the KSP does not converge and am not able to find the reason.
>>
>> The code is available with the text files at
>> https://www.dropbox.com/s/cypuwugbxo07kx0/rbf-interpolation.tar.gz
>>
>> I am very new to petsc and any direction how o proceed would be helpful.
>>
>
> 1) Did you mail the petrbf list?
>
> 2) Could you run the petrbf examples?
>
> 3) We cannot tell anything about convergence without the output of
> -ksp_view -ksp_monitor.
>
>    Matt
>
>
>> --
>> Sincerely
>> Anil Das P V
>>
>
>
>
> --
> 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
>



-- 
Sincerely
Anil Das P V
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