petsc-3.11.4 2019-09-28

MatCoarsenView

Prints the coarsen data structure.

#include "petscmatcoarsen.h" 
PetscErrorCode  MatCoarsenView(MatCoarsen agg,PetscViewer viewer)

Collective on MatCoarsen

agg -the coarsen context

viewer -optional visualization context

The available visualization contexts include

	PETSC_VIEWER_STDOUT_SELF	- standard output (default)
	PETSC_VIEWER_STDOUT_WORLD	- synchronized standard output where only the first processor opens the file. All other processors send their data to the first processor to print.

The user can open alternative visualization contexts with

PetscViewerASCIIOpen() -output to a specified file

Coarsen, view

advanced