You can try -ksp_monitor_singular_value. Matt
On Thu, Jul 16, 2009 at 4:44 AM, STEPHANE TCHOUANMO <tchouanm at msn.com>wrote: > Dear all, > > I solve a non-linear problem in Petsc using the classical Newton > method. I give to Petsc the jacobian matrix and residuals at each Newton > iteration. > Is there a way to get the conditionning of my Jacobian matrices? like a > command when running my exectable (-ksp_.. or -snes_.. or -pc_..) > > Thanks. > > Stephane > > > ------------------------------ > check out the rest of the Windows Live?. More than mail?Windows Live? goes > way beyond your inbox. More than > messages<http://www.microsoft.com/windows/windowslive/> > -- 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/20090716/e2abc607/attachment.htm>
