petsc-3.13.6 2020-09-29
MatRestoreLocalSubMatrix
Restores a reference to a submatrix specified in local numbering
Synopsis
#include "petscmat.h"
PetscErrorCode MatRestoreLocalSubMatrix(Mat mat,IS isrow,IS iscol,Mat *submat)
Not Collective
Input Arguments
mat - matrix to extract local submatrix from
isrow - local row indices for submatrix
iscol - local column indices for submatrix
submat - the submatrix
See Also
MatGetLocalSubMatrix()
Level
intermediate
Location
src/mat/interface/matrix.c
Examples
src/snes/tutorials/ex28.c.html
src/ts/tutorials/ex14.c.html
Implementations
MatRestoreLocalSubMatrix_Nest in src/mat/impls/nest/matnest.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages