[petsc-users] VecAXPY of DMDA vectors

Jed Brown jed at jedbrown.org
Thu Nov 10 10:54:02 CST 2016


Somdeb Bandopadhyay <sb020287 at gmail.com> writes:

> Hi,  is there any way to use VecAXPY type functions directly on a dmda
> vector w/o copying? or we can only use it on local vecs?

Huh?  VecAXPY takes Vec arguments.  It doesn't matter where your Vec
comes from.
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