From: Roy Stogner <roy@st...> - 2008-04-15 12:51:24
On Tue, 15 Apr 2008, pcorreia@... wrote:
> I would like to ahve some help on calling inside the code a direct solver
> to solve a linear system of equations. This is a crucial feature for my
> ongoing work...
Did you try the LU preconditioner that Jed Brown and I suggested? If
command line options like "-pc_type lu" are inconvenient for you, we
have a LinearSolver::set_preconditioner_type() method that should have
the same effect.