SNESNewtonTRSetQNType

Specify to use a quasi-Newton model.

Synopsis

#include "petscsnes.h"   
PetscErrorCode SNESNewtonTRSetQNType(SNES snes, SNESNewtonTRQNType use)

Input Parameters

• snes - the nonlinear solver object

• use - the type of approximations to be used

Notes

Options for the approximations can be set with the snes_tr_qn_ and snes_tr_qn_pre_ prefixes.

See Also

SNESNEWTONTR, SNESNewtonTRQNType, MATLMVM

Level

intermediate

Location

src/snes/impls/tr/tr.c

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Index of all SNES routines
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Index of all manual pages