SNESQNSetType

Sets the quasi-Newton variant to be used in SNESQN.

Synopsis

#include "petscsnes.h" 
PetscErrorCode SNESQNSetType(SNES snes, SNESQNType qtype)

Logically Collective

Input Parameters

• snes - the iterative context

• qtype - variant type, see SNESQNType

Options Database Key

• -snes_qn_type <lbfgs,broyden,badbroyden> - quasi-Newton type

See Also

SNES: Nonlinear Solvers, SNESQN, SNES_QN_LBFGS, SNES_QN_BROYDEN, SNES_QN_BADBROYDEN, SNESQNType, SNESQNScaleType, TAOLMVM, TAOBLMVM

Level

intermediate

Location

src/snes/impls/qn/qn.c

Implementations

SNESQNSetType_QN() in src/snes/impls/qn/qn.c

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