PETSc version 3.16.6
MatFactorGetCanUseOrdering
Indicates if the factorization can use the ordering provided in MatLUFactorSymbolic(), MatCholeskyFactorSymbolic()
Synopsis
#include "petscmat.h"
PetscErrorCode MatFactorGetCanUseOrdering(Mat mat, PetscBool *flg)
Logically Collective on Mat
Input Parameters
Output Parameters
Notes
Most internal PETSc factorizations use the ordering passed to the factorization routine but external
packages do not, thus we want to skip generating the ordering when it is not needed or used.
See Also
MatCopy(), MatDuplicate(), MatGetFactorAvailable(), MatGetFactor(), MatLUFactorSymbolic(), MatCholeskyFactorSymbolic()
Level
developer
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages