petsc-3.8.4 2018-03-24
MatCreateMAIJ
Creates a matrix type providing restriction and interpolation operations for multicomponent problems. It interpolates each component the same way independently. The matrix type is based on MATSEQAIJ for sequential matrices, and MATMPIAIJ for distributed matrices.
Synopsis
#include "petscmat.h"
PetscErrorCode MatCreateMAIJ(Mat A,PetscInt dof,Mat *maij)
Collective
Input Parameters
| A | - the AIJ matrix describing the action on blocks
|
| dof | - the block size (number of components per node)
|
Output Parameter
maij -the new MAIJ matrix
Operations provided
See Also
MatMAIJGetAIJ(), MatMAIJRedimension(), MATMAIJ
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
Examples
src/snes/examples/tutorials/ex48.c.html