petsc-3.7.3 2016-07-24
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# SNESGetNPC

Creates a nonlinear preconditioning solver (SNES) to be used to precondition the nonlinear solver.

### Synopsis

    #include "petscsnes.h"
    PetscErrorCode SNESGetNPC(SNES snes, SNES *pc)

Not Collective

### Input Parameter

snes -iterative context obtained from SNESCreate()

### Output Parameter

pc -preconditioner context

Notes: If a SNES was previously set with SNESSetNPC() then that SNES is returned.

### Keywords

SNES, get, preconditioner

### See Also

SNESSetNPC(), SNESHasNPC()

Level:developer
Location: src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/snes/examples/tutorials/ex35.c.html