MatSTRUMPACKGetCompLeafSize#

Get STRUMPACK https://portal.nersc.gov/project/sparse/strumpack/master leaf size for HSS, BLR, HODLR…

Synopsis#

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

Logically Collective

Input Parameters#

  • F - the factored matrix obtained by calling MatGetFactor() from PETSc-STRUMPACK interface

Output Parameter#

  • leaf_size - Size of diagonal blocks in rank-structured approximation

See Also#

MATSOLVERSTRUMPACK, Matrices, Mat, MatGetFactor(), MatSTRUMPACKSetCompLeafSize(), MatSTRUMPACKSetReordering(), MatSTRUMPACKSetColPerm()

Level#

intermediate

Location#

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

Implementations#

MatSTRUMPACKGetCompLeafSize_STRUMPACK() in src/mat/impls/aij/mpi/strumpack/strumpack.c

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Index of all manual pages