petsc-3.11.4 2019-09-28
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MatMAIJGetAIJ

 Get the AIJ matrix describing the blockwise action of the MAIJ matrix

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatMAIJGetAIJ(Mat A,Mat *B)
Not Collective, but if the MAIJ matrix is parallel, the AIJ matrix is also parallel

Input Parameter

A -the MAIJ matrix

Output Parameter

B -the AIJ matrix

Notes

The reference count on the AIJ matrix is not increased so you should not destroy it.

See Also

MatCreateMAIJ()

Level

advanced

Location

src/mat/impls/maij/maij.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages