SNESSetNPCSide#

Sets the preconditioning side.

Synopsis#

#include "petscsnes.h"  
PetscErrorCode SNESSetNPCSide(SNES snes, PCSide side)

Logically Collective

Input Parameter#

snes - iterative context obtained from SNESCreate()

Output Parameter#

side - the preconditioning side, where side is one of

      PC_LEFT - left preconditioning
      PC_RIGHT - right preconditioning (default for most nonlinear solvers)

Options Database Key#

-snes_npc_side <right,left> - nonlinear preconditioner side

Note#

SNESNRICHARDSON and SNESNCG only support left preconditioning.

See Also#

SNES: Nonlinear Solvers, SNESType, SNESGetNPCSide(), KSPSetPCSide()

Level#

intermediate

Location#

src/snes/interface/snes.c

Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages