petsc-3.9.4 2018-09-11
SNESFASGetInjection
Gets the matrix used to calculate the injection from l-1 to the lth level
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASGetInjection(SNES snes, PetscInt level, Mat *mat)
Input Parameters
| snes | - the multigrid context
|
| level | - the level (0 is coarsest) to supply [do not supply 0]
|
Output Parameters
mat -the injection operator
Keywords
FAS, multigrid, get, restrict, level
See Also
SNESFASSetInjection(), SNESFASGetRestriction(), SNESFASGetInterpolation(), SNESFASGetRScale()
Level
advanced
Location
src/snes/impls/fas/fasfunc.c
Index of all SNESFAS routines
Table of Contents for all manual pages
Index of all manual pages