MatSTRUMPACKSetHSSMaxRank

Set STRUMPACK maximum HSS rank

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat F, PetscInt hssmaxrank)

Logically Collective

Input Parameters

• F - the factored matrix obtained by calling MatGetFactor()

• hssmaxrank - maximum rank used in low-rank approximation

Options Database Key

• -mat_strumpack_max_rank - Maximum rank in HSS compression, when using pctype ilu (None)

References

• **** -*** STRUMPACK manual

See Also

Matrices, Mat, MatGetFactor(), MatSTRUMPACKSetReordering(), MatSTRUMPACKSetColPerm(), MatSTRUMPACKSetHSSRelTol(), MatSTRUMPACKSetHSSAbsTol(), MatSTRUMPACKSetHSSLeafSize(), MatSTRUMPACKSetHSSMinSepSize()

Level

beginner

Location

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

Examples

src/ksp/ksp/tutorials/ex52.c

Implementations

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

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