On Tue, Jun 12, 2012 at 10:50 AM, behzad baghapour < behzad.baghapour at gmail.com> wrote:
> Since the option "-snes_mf" does not call FormJacobian, then how I should > set the required preconditioning matrix in the procedure of matrix-free > SNES? Use -snes_mf_operator instead of -snes_mf -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120612/07dafb1c/attachment.html>
