[petsc-users] PCGASM in Fortran

[Dmitry Karpeyev]

Unless you need subdomains that live on more than one processor, you should
use PCASM.  If you do need PCGASM, it is undergoing a major overhaul that
will be ready in a couple of weeks.

Dmitry.

On Fri, Apr 24, 2015 at 1:36 PM Matthew Knepley <knepley at gmail.com> wrote:

> On Fri, Apr 24, 2015 at 1:16 PM, Luc Berger-Vergiat <lb2653 at columbia.edu>
> wrote:
>
>> Hi all,
>> I am trying to use the restricted additive Schwarz preconditioner for my
>> problem but most of the fortran stub are not available for the functions
>> related to domain decomposition (e.g. PCGASMSetSubdomains is not available
>> so I can't assign subdomains).
>> Is there a reason for this? Is there an easy work-around? Or should I
>> just re-implement additive Schwarz in Fortran (that's not to hard in serial
>> but I'm not sure about the parallel version).
>>
>
> Can you just use PCASM, which has the all bindings?
>
>   Thanks,
>
>     Matt
>
>
>> Thanks for your help!
>>
>> --
>> Best,
>> Luc
>>
>>
>>
>
>
> --
> 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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