petsc-3.14.6 2021-03-30
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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