On Thu, Aug 9, 2012 at 9:56 PM, Yifei Li <yifli82 at gmail.com> wrote:
> Matt, > > I'm new to PETSC, can you pls explain what you mean by 'keep it in > unassembled form'? > Just keep two vectors, u^T v, instead of the dense matrix. Matt > A small example would be nice too. Thanks > > Yifei > > On Thu, Aug 9, 2012 at 9:15 PM, Matthew Knepley <knepley at gmail.com> wrote: > >> On Thu, Aug 9, 2012 at 5:39 PM, Yifei Li <yifli82 at gmail.com> wrote: >> >>> Hi, >>> >>> I did not find any function doing this in the manual. Could someone >>> suggest a good way to do this? >>> >> >> That gives a dense matrix. You would never want to do this. You would >> keep it in unassembled form. >> >> Matt >> >> >>> >>> Thanks >>> >>> Yifei >>> >> >> >> >> -- >> What most experimenters take for granted before they begin their >> experiments is infinitely more interesting than any results to which their >> experiments lead. >> -- Norbert Wiener >> > > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120809/5bed2a2f/attachment.html>
