petsc-3.14.6 2021-03-30
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MatInvertBlockDiagonal
Inverts the block diagonal entries.
Synopsis
#include "petscmat.h"
PetscErrorCode
MatInvertBlockDiagonal
(
Mat
mat,const
PetscScalar
**values)
Collective on
Mat
Input Parameters
mat
- the matrix
Output Parameters
values
- the block inverses in column major order (FORTRAN-like)
Note
This routine is not available from Fortran.
See Also
MatInvertBockDiagonalMat
Level
advanced
Location
src/mat/interface/matrix.c
Examples
src/ksp/ksp/tutorials/ex74.c.html
Implementations
MatInvertBlockDiagonal_MPIAIJ in src/mat/impls/aij/mpi/mpiaij.c
MatInvertBlockDiagonal_SeqAIJ in src/mat/impls/aij/seq/aij.c
MatInvertBlockDiagonal_MPIBAIJ in src/mat/impls/baij/mpi/mpibaij.c
MatInvertBlockDiagonal_SeqBAIJ in src/mat/impls/baij/seq/baij.c
MatInvertBlockDiagonal_IS in src/mat/impls/is/matis.c
MatInvertBlockDiagonal_SeqKAIJ in src/mat/impls/kaij/kaij.c
MatInvertBlockDiagonal_MPIKAIJ in src/mat/impls/kaij/kaij.c
MatInvertBlockDiagonal_MPISELL in src/mat/impls/sell/mpi/mpisell.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages