Sorry, the result is indeed correct. Please just forget my precedent mail, and this one too.
On Wed, Feb 15, 2012 at 11:22 AM, Longmin RAN <longmin.ran at gmail.com> wrote: > Dear all, > > I tried to use MatMult on a 2*2 matrix but could not get the right answer. > With MatView I saw the Matrix was correctly defined as : > row 0: (0, 0.707107) > row 1: (1, 0.707107) > > The vector to be multiplied is > 0 > -0.0141421 > > But MatMult gave the result vector as > 0 > -0.01 > > Has anyone a clue to the problem? Thank you for you help in advance. > > > Cheers, > > Longmin > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120215/67391eb4/attachment.htm>
