PCCompositeSpecialSetAlpha

 Sets alpha for the special composite preconditioner for alphaI + R + S

Synopsis

#include "petscpc.h" 
#include "petscsles.h" 
int PCCompositeSpecialSetAlpha(PC pc,PetscScalar alpha)
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/sles/pc/impls/composite/composite.c
Index of all PC routines
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Index of all manual pages