From: David Fuentes <fuentes@ic...>  20080917 14:51:02

Thanks Roy. It seems as though the solution vector is managed by libmesh. How can I access the solution vector? df On Wed, 17 Sep 2008, Roy Stogner wrote: > > On Wed, 17 Sep 2008, David Fuentes wrote: > >> when using >> >> ExodusII_IO(mesh).write_equation_systems() >> >> Is it possible to plot variable *other* than the >> solution for the system? >> I want to plot the function that I am using >> for the ExactSolution class. > > I'm not sure if there's an official way to do this, but as a > workaround you can make a backup copy of your solution vector, then > use project_solution() to temporarily replace the solution with a > projection of your function into your finite element space, then do > the write_equation_systems(). >  > Roy >  