On Mon, Oct 31, 2011 at 10:58 AM, behzad baghapour < behzad.baghapour at gmail.com> wrote:
> I did it but received this Error when I want to change the level of fill > for PCILU: > Right, you would have to recreate the preconditioner. The SetType() would not work since you did not actually change the type. Matt > [0]PETSC ERROR: --------------------- Error Message > ------------------------------------ > [0]PETSC ERROR: Object is in wrong state! > [0]PETSC ERROR: Cannot change levels after use! > [0]PETSC ERROR: > ------------------------------------------------------------------------ > > > > > On Mon, Oct 31, 2011 at 2:19 PM, Matthew Knepley <knepley at gmail.com>wrote: > >> On Mon, Oct 31, 2011 at 8:55 AM, behzad baghapour < >> behzad.baghapour at gmail.com> wrote: >> >>> Dear all, >>> >>> I'm using KSP iteration (for now) to solve my nonlinear problem and >>> handling Newton Iterations manually. Here I want to change the PC method >>> from some specified KSP iteration. How should I do it correctly in Petsc? >>> >> >> Call PCSetType() and then KSPSetOperators() again in your loop >> >> Matt >> >> >>> Thanks, B.B. >>> >>> -- >>> ================================== >>> Behzad Baghapour >>> Ph.D. Candidate, Mechecanical Engineering >>> University of Tehran, Tehran, Iran >>> https://sites.google.com/site/behzadbaghapour >>> Fax: 0098-21-88020741 >>> ================================== >>> >>> >> >> >> -- >> What most experimenters take for granted before they begin their >> experiments is infinitely more interesting than any results to which their >> experiments lead. >> -- Norbert Wiener >> > > > > -- > ================================== > Behzad Baghapour > Ph.D. Candidate, Mechecanical Engineering > University of Tehran, Tehran, Iran > https://sites.google.com/site/behzadbaghapour > Fax: 0098-21-88020741 > ================================== > > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20111031/df135db2/attachment-0001.htm>
