In petsc, I am able to get a cholesky factor matrix from MatCholeskyFactor, but I am unable to copy or get values from it after. Why is this? Is there a work around? Joshua Booth -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20110302/8406d861/attachment.htm>