#include "petscmat.h" PetscErrorCode MatSTRUMPACKSetReordering(Mat F,MatSTRUMPACKReordering reordering)
| F | - the factored matrix obtained by calling MatGetFactor() from PETSc-STRUMPACK interface | |
| reordering | - the code to be used to find the fill-reducing reordering Possible values: NATURAL=0 METIS=1 PARMETIS=2 SCOTCH=3 PTSCOTCH=4 RCM=5 |
| -mat_strumpack_reordering <METIS> | - Sparsity reducing matrix reordering (choose one of) NATURAL METIS PARMETIS SCOTCH PTSCOTCH RCM (None) |
| STRUMPACK manual |