petsc-3.9.4 2018-09-11
Report Typos and Errors
PCCompositeSpecialSetAlpha
Sets alpha for the special composite preconditioner for alphaI + R + S
Synopsis
#include "petscksp.h"
PetscErrorCode
PCCompositeSpecialSetAlpha
(
PC
pc,
PetscScalar
alpha)
Logically Collective on
PC
Input Parameter
pc
- the preconditioner context
alpha
- scale on identity
Keywords
PC
, set, type, composite preconditioner, additive, multiplicative
Level
Developer
Location
src/ksp/pc/impls/composite/composite.c
Implementations
PCCompositeSpecialSetAlpha_Composite in src/ksp/pc/impls/composite/composite.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages