MatInvertBlockDiagonalMat#

set the values of matrix C to be the inverted block diagonal of matrix A

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatInvertBlockDiagonalMat(Mat A, Mat C)

Collective

Input Parameters#

  • A - the matrix

  • C - matrix with inverted block diagonal of A. This matrix should be created and may have its type set.

Note#

The blocksize of the matrix is used to determine the blocks on the diagonal of C

See Also#

Matrices, Mat, MatInvertBlockDiagonal()

Level#

advanced

Location#

src/mat/interface/matrix.c


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