petsc-3.7.7 2017-09-25
SNESFASCycleGetCorrection
Gets the coarse correction FAS context for this level
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASCycleGetCorrection(SNES snes, SNES *correction)
Logically Collective on SNES
Input Parameters
snes -the multigrid context
Output Parameters
correction -the coarse correction on this level
Notes
Returns NULL on the coarsest level.
Keywords
SNES, FAS, get, smoother, multigrid
See Also
SNESFASCycleGetSmootherUp(), SNESFASCycleGetSmoother()
Level:advanced
Location:src/snes/impls/fas/fasfunc.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages