Hi Wolfgang I do plan to use Newton's iteration + FGMRES. Based on your experience, does the preconditioner remain the same?
Thanks Jie On Wednesday, October 4, 2017 at 6:24:25 PM UTC-4, Wolfgang Bangerth wrote: > > > > How hard would it be to first extend Step-57 to be non-steady, and then > add > > stabilization terms? My main concern is whether Newton iteration + > FGMRES > > approach remains the same. > > I don't know how much work it will be to add a time dependence, but if you > treat the nonlinearity implicitly, and time discretized model will remain > nonlinear and needs to be solved with a Newton scheme or similar. The > appropriate solver for that system then remains FGMRES. > > Best > W. > > -- > ------------------------------------------------------------------------ > Wolfgang Bangerth email: bang...@colostate.edu > <javascript:> > www: http://www.math.colostate.edu/~bangerth/ > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
