On Wed, May 27, 2015 at 11:56 AM, Fande Kong <[email protected]> wrote:
> Hi all, > > I was wondering if it is possible to let SNES continue regardless of the > divergency of linear search, even though the residual only decreases a > little bit. In my test, if basic linear search is used, the snes converges > and needs more iterations. But, BT does not work well although it > can guarantee a decrease in the residual. > http://www.mcs.anl.gov/petsc/petsc-master/docs/manualpages/SNES/SNESSetMaxNonlinearStepFailures.html Matt > Thanks, > > Fande, > -- 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
