PETSc version 3.16.6
PCMGSetResidualTranspose
Sets the function to be used to calculate the residual of the transposed linear system on the lth level.
Synopsis
#include "petscksp.h"
PetscErrorCode PCMGSetResidualTranspose(PC pc,PetscInt l,PetscErrorCode (*residualt)(Mat,Vec,Vec,Vec),Mat mat)
Logically Collective on PC
Input Parameters
| pc | - the multigrid context
|
| l | - the level (0 is coarsest) to supply
|
| residualt | - function used to form transpose of residual, if none is provided the previously provide one is used, if no
previous one were provided then a default is used
|
| mat | - matrix associated with residual
|
See Also
PCMGResidualTransposeDefault()
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