On Wed, Jan 4, 2012 at 10:29 AM, Dominik Szczerba <dominik at itis.ethz.ch>wrote:
> I have just noticed that MatGetRowMinAbs (but not the Max variant) in > some cases returns a very small negative number like -1.62505e-17 > (displayed as %g). Is this an epsilon effect or an indication of a > problem? > Its not possible that was actually the minimum element? Matt > Regards, > Dominik > -- 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/20120104/828132d7/attachment.htm>
