MatGetSubMatrix() and later, MatGetRow()
On Sat, Dec 8, 2012 at 5:59 AM, Thomas Witkowski < thomas.witkowski at tu-dresden.de> wrote: > A have a distributed MATAIJ, which is non square. I want to create a new > matrix, which has the same col layout but a different row layout and should > be scattered from the original matrix. Thus, each rank should collect some > rows, which may be non local in the original matrix, to its own local part > of the new matrix. After creating the new matrix, I need not only to make > some MatMult, but I need local access to the matrix rows. How to do this? > Thanks for any advise. > > Thomas > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20121208/5f7f7136/attachment.html>
