petsc-3.10.2 2018-10-09
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MatSTRUMPACKSetHSSLeafSize

Set STRUMPACK HSS leaf size Logically Collective on Mat

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat F,PetscInt leaf_size)

Input Parameters

F - the factored matrix obtained by calling MatGetFactor() from PETSc-STRUMPACK interface
leaf_size - Size of diagonal blocks in HSS approximation

Options Database

-mat_strumpack_leaf_size -Size of diagonal blocks in HSS approximation, when using pctype ilu (None)

References

STRUMPACK manual -

See Also

MatGetFactor()

Level

beginner

Location

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

Examples

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

Implementations

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

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