It did work. Thanks a lot...
However, I am really confused with "convergence reasons" in order to control KSP or SNES. Is there any note or example which I can follow to understand? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120430/b4ebfb99/attachment.htm>
