petsc-3.7.1 2016-05-15
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MatNestSetSubMat

Set a single submatrix in the nest matrix.

Synopsis

#include "petscmat.h"   
PetscErrorCode  MatNestSetSubMat(Mat A,PetscInt idxm,PetscInt jdxm,Mat sub)
Logically collective on the submatrix communicator Many br

Input Parameters

A - nest matrix Many br
idxm - index of the matrix within the nest matrix Many br
jdxm - index of the matrix within the nest matrix Many br
sub - matrix at index idxm,jdxm within the nest matrix Many br

Notes

The new submatrix must have the same size and communicator as that block of the nest. Many br

This increments the reference count of the submatrix. Many br

Many br

See Also

MatNestSetSubMats(), MatNestGetSubMat()

Level:developer
Location:
src/mat/impls/nest/matnest.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages