On Thu, Jun 9, 2011 at 5:50 PM, Jed Brown <jed at 59a2.org> wrote: > On Fri, Jun 10, 2011 at 00:47, Barry Smith <bsmith at mcs.anl.gov> wrote: > >> So you are suggesting totally removing PCFieldSplitSetSchurPrecondition() >> and instead having the user call MatSetApproximateSchurComplement() if they >> wish to provide a matrix? >> > > Yeah, though I think it would still be useful to fall back to using the > diagonal block if nothing was provided by the user. The user can choose > -pc_type none if they don't want to do anything with that block. >
I like that so we do not have to immediately change. Matt -- 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-dev/attachments/20110609/6ea12ffc/attachment.html>
