petsc-3.14.6 2021-03-30
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MatMissingDiagonal
Determine if sparse matrix is missing a diagonal entry (or block entry for BAIJ matrices)
Synopsis
#include "petscmat.h"
PetscErrorCode
MatMissingDiagonal
(
Mat
mat,
PetscBool
*missing,
PetscInt
*dd)
Not Collective
Input Parameter
mat
- the matrix
Output Parameters
missing
- is any diagonal missing
dd
- first diagonal entry that is missing (optional) on this process
See Also
MatRealPart
()
Level
advanced
Location
src/mat/interface/matrix.c
Implementations
MatMissingDiagonal_MPIAIJ in src/mat/impls/aij/mpi/mpiaij.c
MatMissingDiagonal_SeqAIJ in src/mat/impls/aij/seq/aij.c
MatMissingDiagonal_MPIBAIJ in src/mat/impls/baij/mpi/mpibaij.c
MatMissingDiagonal_SeqBAIJ in src/mat/impls/baij/seq/baij.c
MatMissingDiagonal_ConstantDiagonal in src/mat/impls/cdiagonal/cdiagonal.c
MatMissingDiagonal_MPIDense in src/mat/impls/dense/mpi/mpidense.c
MatMissingDiagonal_SeqDense in src/mat/impls/dense/seq/dense.c
MatMissingDiagonal_Elemental in src/mat/impls/elemental/matelem.cxx
MatMissingDiagonal_HYPRE in src/mat/impls/hypre/mhypre.c
MatMissingDiagonal_IS in src/mat/impls/is/matis.c
MatMissingDiagonal_Nest in src/mat/impls/nest/matnest.c
MatMissingDiagonal_MPISBAIJ in src/mat/impls/sbaij/mpi/mpisbaij.c
MatMissingDiagonal_SeqSBAIJ in src/mat/impls/sbaij/seq/sbaij.c
MatMissingDiagonal_ScaLAPACK in src/mat/impls/scalapack/matscalapack.c
MatMissingDiagonal_MPISELL in src/mat/impls/sell/mpi/mpisell.c
MatMissingDiagonal_SeqSELL in src/mat/impls/sell/seq/sell.c
MatMissingDiagonal_Shell in src/mat/impls/shell/shell.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages