petsc-3.11.4 2019-09-28
MatInvertBlockDiagonalMat
set matrix C to be the inverted block diagonal of matrix A
Synopsis
#include "petscmat.h"
PetscErrorCode MatInvertBlockDiagonalMat(Mat A,Mat C)
Collective on Mat
Input Parameters
A -the matrix
Output Parameters
C -matrix with inverted block diagonal of A. This matrix should be created and may have its type set.
Notes: the blocksize of the matrix is used to determine the blocks on the diagonal of C
See Also
MatInvertBockDiagonal()
Level
advanced
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages