PETSc version 3.15.5
PCMGResidualTransposeDefault
Default routine to calculate the residual of the transposed linear system 
Synopsis
#include "petscksp.h" 
PetscErrorCode PCMGResidualTransposeDefault(Mat mat,Vec b,Vec x,Vec r)
Collective on Mat
Input Parameters
|  | mat | - the matrix | 
|  | b | - the right-hand-side | 
|  | x | - the approximate solution | 
Output Parameter
|  | r | - location to store the residual | 
See Also
 PCMGSetResidualTranspose()
Level
developer
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