El 07/08/2014, a las 12:48, John Travers escribió: > Hi Jose, > > Thanks for your fast response. I’m reading through your paper now (though it > is a little advanced for me). Some simple trials with the GD solver do not > seem to work. Following your paper, I simply tried: -eps_type gd, but get: > > 0]PETSC ERROR: No support for this operation for this object type > [0]PETSC ERROR: gd only works with precond spectral transformation > > Should I also set other options? > > Thanks, > John
Add -st_type precond
