[petsc-users] DMLocalToLocal

[Matthew Knepley]

On Fri, Nov 14, 2014 at 8:18 AM, anton <popov at uni-mainz.de> wrote:

> Hi,
>
> can I call DMLocalToLocalBegin\End on the same vector (g and l) in the
> INSERT_VALUES mode?
> The motivation is not to create the global buffer vector to be used with
> DMGlobalToLocalBegin\End.
> I just need to scatter ghost values to the neighbors.
>

Yes, that should work.

  Matt


> Thanks,
> Anton
>
>


-- 
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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