[petsc-dev] DMDA_*PERIODIC and DMDA_XYZGHOSTED

[Jed Brown]

On Tue, Dec 7, 2010 at 21:20, Barry Smith <bsmith at mcs.anl.gov> wrote:

> In other words all parallel Vecs could have related local forms and the
> model is "give me local form Vec", scatter to/from local form vec etc?


The only consequence I can think of is that simultaneously manipulating the
global and local forms could not be allowed (in a manageable way).  But I
think any need to do that is an obscure edge case.

Jed
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