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

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Index of all TaoLineSearch routines
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Index of all manual pages