PCSORGetOmega#
Gets the SOR relaxation coefficient, omega (where omega = 1.0 by default).
Synopsis#
#include "petscpc.h"
PetscErrorCode PCSORGetOmega(PC pc, PetscReal *omega)
Logically Collective
Input Parameter#
pc - the preconditioner context
Output Parameter#
omega - relaxation coefficient (0 < omega < 2).
Options Database Key#
-pc_sor_omega
- Sets omega
See Also#
PCSOR, PCSORSetSymmetric(), PCSORSetIterations(), PCEisenstatSetOmega(), PCSORSetOmega()
Level#
intermediate
Location#
Implementations#
PCSORGetOmega_SOR in src/ksp/pc/impls/sor/sor.c
Index of all PC routines
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Index of all manual pages