#include "petscksp.h" PetscErrorCode PCMGSetRestriction(PC pc,PetscInt l,Mat mat)Logically Collective on PC and Mat
|pc||- the multigrid context|
|l||- the level (0 is coarsest) to supply [Do not supply 0]|
|mat||- the restriction matrix|
One can pass in the interpolation matrix or its transpose; PETSc figures out from the matrix size which one it is.
If you do not set this, the transpose of the Mat set with PCMGSetInterpolation() is used.
Index of all PCMG routines
Table of Contents for all manual pages
Index of all manual pages