"Sun, Hui" <[email protected]> writes: > Hello, > > I try to use external packages such as umfpack or superlu, which are listed > here: > http://www.mcs.anl.gov/research/projects/petsc/documentation/linearsolvertable.html > > I have PETSc compiled and installed with those external packages. Presumably > I think to use umfpack would be simply to specify an option in the command > line arguments. However, I had a hard time finding the correct option. How > can I look it up? Thank you.
-pc_type lu -pc_factor_mat_solver_package umfpack Linked from all the implementation pages on the table above: http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/PC/PCFactorSetMatSolverPackage.html#PCFactorSetMatSolverPackage
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