To my knowledge, PETsc doesn't provide parallel dense matrix-based solvers, such as for CG, GMRES and so on. If it is, how to deal with this problem? Thanks. Regards, Yujie -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20080922/d8c064db/attachment.htm>