PETSc version 3.15.5
KSPRichardsonSetScale
Set the damping factor; if this routine is not called, the factor defaults to 1.0. 
Synopsis
#include "petscksp.h" 
PetscErrorCode  KSPRichardsonSetScale(KSP ksp,PetscReal scale)
Logically Collective on ksp
Input Parameters
|  | ksp | - the iterative context | 
|  | scale | - the relaxation factor | 
Options Database Keys
|  | -ksp_richardson_self <scale> | - Set the scale factor | 
.seealso: KSPRICHARDSON, KSPRichardsonSetSelfScale()
Level
intermediate
Location
src/ksp/ksp/impls/rich/richscale.c
Implementations
KSPRichardsonSetScale_Richardson in src/ksp/ksp/impls/rich/rich.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages