#include "petscmat.h" PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat F,PetscInt hssminsize)
| F | - the factored matrix obtained by calling MatGetFactor() from PETSc-STRUMPACK interface | |
| hssminsize | - minimum dense matrix size for low-rank approximation |
| -mat_strumpack_hss_min_sep_size <hssminsize> |
| STRUMPACK manual |