TaoLineSearchSetInitialStepLength#

Sets the initial step length of a line search. If this value is not set then 1.0 is assumed.

Synopsis#

#include "petsctaolinesearch.h" 
PetscErrorCode TaoLineSearchSetInitialStepLength(TaoLineSearch ls, PetscReal s)

Logically Collective

Input Parameters#

ls - the TaoLineSearch context
s - the initial step size

See Also#

TAO: Optimization Solvers, Tao, TaoLineSearch, TaoLineSearchGetStepLength(), TaoLineSearchApply()

Level#

intermediate

Location#

src/tao/linesearch/interface/taolinesearch.c

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