You can use -pc_type lu -ksp_type preonly. There are also third-party packages like MUMPS which you can install automatically with configure.
Matt On 3/20/06, buket at be.itu.edu.tr <buket at be.itu.edu.tr> wrote: > > Hello again, > > I want to compare the iterative methods with direct methods in terms of > time. > What functions can I use for direct solution? > > Best Regards, > Buket Benek > > > -- "Failure has a thousand explanations. Success doesn't need one" -- Sir Alec Guiness -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20060320/75549a41/attachment.htm>
