Hi, can I use PCSetType(myPC, PCSHELL); together with PCFactorSetMatOrderingType(myPC, MATORDERINGRCM)? Will the reordering still take effect? Thanks, Su -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20130725/c6e33da4/attachment.html>