[petsc-dev] DMDA_*PERIODIC and DMDA_XYZGHOSTED

[Dmitry Karpeev]

I couldn't agree more.

On Tue, Dec 7, 2010 at 3:53 PM, Jed Brown <jed at 59a2.org> wrote:

> On Tue, Dec 7, 2010 at 22:49, Dmitry Karpeev <karpeev at mcs.anl.gov> wrote:
>
>> This would require the analog of MatMatMult for scatters.
>> It shouldn't be that hard
>>
>
> It's some work to implement VecScatterCompose, but if you wrote a nice API
> for mapping those integers around, I reckon it could be used to simplify a
> lot of code elsewhere.
>
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