petsc-3.15.0 2021-03-30
MatCompositeGetMat
Returns the ith matrix from the composite matrix.
Synopsis
#include "petscmat.h"
PetscErrorCode MatCompositeGetMat(Mat mat,PetscInt i,Mat *Ai)
Logically Collective on Mat
Input Parameter
| mat | - the composite matrix
|
| i | - the number of requested matrix
|
Output Parameter
| Ai | - ith matrix in composite
|
See Also
MatCreateComposite(), MatCompositeGetNumberMat(), MatCompositeAddMat(), MATCOMPOSITE
Level
advanced
Location
src/mat/impls/composite/mcomposite.c
Examples
src/mat/tutorials/ex9.c.html
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages