On Sat, Jul 16, 2011 at 16:06, Barry Smith <bsmith at mcs.anl.gov> wrote:
> Note that our GMRES is implemented only with left preconditioning and > preconditioned residual norm but you can use the FGMRES which is implemented > only for right preconditioning and the true residual norm for testing. Right preconditioning also works with normal GMRES, run with -ksp_norm_type unpreconditioned -ksp_pc_side right (in petsc-dev, -ksp_right_pc in petsc-3.1). -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20110716/e6b71191/attachment.htm>
