petsc-3.13.6 2020-09-29
PCMGGetInterpolation
Gets the function to be used to calculate the interpolation from l-1 to the lth level
Synopsis
#include "petscksp.h"
PetscErrorCode PCMGGetInterpolation(PC pc,PetscInt l,Mat *mat)
Logically Collective on PC
Input Parameters
| pc | - the multigrid context
|
| l | - the level (0 is coarsest) to supply [Do not supply 0]
|
Output Parameter
mat -the interpolation matrix, can be NULL
See Also
PCMGGetRestriction(), PCMGSetInterpolation(), PCMGGetRScale()
Level
advanced
Location
src/ksp/pc/impls/mg/mgfunc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages