On Thu, Nov 4, 2010 at 09:58, Benjamin Sanderse <B.Sanderse at cwi.nl> wrote:
> Some matrices are just used to compute matrix-vector products, and some > have to be solved for. That's basically it. > The matrices are really very sparse; on the order of 10-20 diagonals > (typically independent of problem size). > As far as I know, reordering is hardly necessary, because I am using a > structured grid. > What are the relative sizes of each piece? How are you producing these matrices? How do you want the vector distributed? Jed -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20101104/382f2d99/attachment.htm>
