petsc-3.9.4 2018-09-11
SNESQNSetType
Sets the quasi-Newton variant to be used in SNESQN.
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESQNSetType(SNES snes, SNESQNType qtype)
Logically Collective on SNES
Input Parameters
| snes | - the iterative context
|
| qtype | - variant type
|
Options Database
-snes_qn_type <lbfgs,broyden,badbroyden> -
SNESQNTypes
| SNES_QN_LBFGS | - LBFGS variant
|
| SNES_QN_BROYDEN | - Broyden variant
|
| SNES_QN_BADBROYDEN | - Bad Broyden variant
|
Keywords
SNES, SNESQN, type, set, SNESQNType
Level
beginner
Location
src/snes/impls/qn/qn.c
Implementations
SNESQNSetType_QN in src/snes/impls/qn/qn.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages