petsc-3.11.4 2019-09-28
MatGetSeqNonzeroStructure
Extracts the sequential nonzero structure from a matrix.
Synopsis
#include "petscmat.h"
PetscErrorCode MatGetSeqNonzeroStructure(Mat mat,Mat *matstruct)
Collective on Mat
Input Parameters
mat -the matrix
Output Parameter
matstruct -the sequential matrix with the nonzero structure of mat
See Also
MatDestroySeqNonzeroStructure(), MatCreateSubMatrices(), MatDestroyMatrices()
Level
intermediate
Location
src/mat/interface/matrix.c
Implementations
MatGetSeqNonzeroStructure_MPIAIJ in src/mat/impls/aij/mpi/mpiaij.c
MatGetSeqNonzeroStructure_MPIBAIJ in src/mat/impls/baij/mpi/mpibaij.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages