On May 15, 2012, at 6:12 PM, Jed Brown wrote: > On Tue, May 15, 2012 at 10:05 AM, Hui Zhang <mike.hui.zhang at hotmail.com> > wrote: > I am writing some modified ASM method. In construction of energy minimization > coarse basis, > I need to solve individual subdomain problems and not to sum them, just to > extend them separately. > I wonder whether you guys have ever done this coarse basis. > > How are these subdomain problems defined? They are very often different (in > terms of overlap or boundary conditions) than are used in the smoother
With overlap and modified boundary conditions. > > You might want to look at PCEXOTIC > (http://www.mcs.anl.gov/petsc/petsc-dev/docs/manualpages/PC/PCEXOTIC.html) > which is a basic implementation of a two-level DD method of this type. Yes, this is interesting :) Thanks! -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120515/b312eeea/attachment.htm>
