[petsc-users] DMDA questions

Jed Brown jed at jedbrown.org
Wed Mar 5 12:57:43 CST 2014

Xiangdong <epscodes at gmail.com> writes:

> If I first define a DM, and obtain the solution vector on this DM (through
> non multigrid method).  However, given that this DM is so fine, I may only
> need to save/view the solution on a coarsen grid. Is there some functions
> available in petsc for this instead of writing my own vec scatter?

Where did you try searching and what terms did you try before asking?

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