petsc-dev 2014-04-16
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PCJacobiSetUseRowMax

Causes the Jacobi preconditioner to use the maximum entry in each row as the diagonal preconditioner, instead of the diagonal entry

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCJacobiSetUseRowMax(PC pc)
Logically Collective on PC

Input Parameters

pc -the preconditioner context

Options Database Key

-pc_jacobi_rowmax -

See Also

PCJacobiaUseAbs()

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