MatSTRUMPACKSetReordering#

Set STRUMPACK fill-reducing reordering

Synopsis#

Input Parameters#

  • 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

Options Database Key#

  • -mat_strumpack_reordering - Sparsity reducing matrix reordering (choose one of) NATURAL METIS PARMETIS SCOTCH PTSCOTCH RCM (None)

References#

  • **** -*** STRUMPACK manual

See Also#

MatGetFactor()

Level#

beginner

Location#

src/mat/impls/aij/mpi/strumpack/strumpack.c

Examples#

src/ksp/ksp/tutorials/ex52.c.html

Implementations#

MatSTRUMPACKSetReordering_STRUMPACK in src/mat/impls/aij/mpi/strumpack/strumpack.c


Edit on GitLab

Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages