MatSTRUMPACKSetCompLeafSize#
Set STRUMPACK https://portal.nersc.gov/project/sparse/strumpack/master leaf size for HSS, BLR, HODLR…
Synopsis#
#include "petscmat.h" 
PetscErrorCode MatSTRUMPACKSetCompLeafSize(Mat F, PetscInt leaf_size)
Logically Collective
Input Parameters#
- F - the factored matrix obtained by calling - MatGetFactor()from PETSc-STRUMPACK interface
- leaf_size - Size of diagonal blocks in rank-structured approximation 
Options Database Key#
- -mat_strumpack_compression_leaf_size - Size of diagonal blocks in rank-structured approximation, when using - -pctype ilu
See Also#
MATSOLVERSTRUMPACK, Matrices, Mat, MatGetFactor(), MatSTRUMPACKGetCompLeafSize(), MatSTRUMPACKSetReordering(), MatSTRUMPACKSetColPerm()
Level#
intermediate
Location#
Examples#
Implementations#
MatSTRUMPACKSetCompLeafSize_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