petsc-3.5.4 2015-05-23
PCJacobiSetUseRowSum
Causes the Jacobi preconditioner to use the sum of each row as the diagonal preconditioner, instead of the diagonal entry
Synopsis
#include "petscpc.h"
PetscErrorCode PCJacobiSetUseRowSum(PC pc)
Logical Collective on PC
Input Parameters
pc -the preconditioner context
Options Database Key
-pc_jacobi_rowsum -
See Also
PCJacobiaUseAbs(), PCJacobiaUseRowSum()
Level:intermediate
Location:src/ksp/pc/impls/jacobi/jacobi.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages