MoochoPack : Framework for Large-Scale Optimization Algorithms
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Fraction to boundary rule for calculating alpha max. More...
#include <MoochoPack_PreProcessBarrierLineSearch_Step.hpp>
Constructors / initializers | |
STANDARD_MEMBER_COMPOSITION_MEMBERS (value_type, tau_boundary_frac) | |
Fraction to Boundary parameter. More... | |
PreProcessBarrierLineSearch_Step (Teuchos::RCP< NLPInterfacePack::NLPBarrier > barrier_nlp, const value_type tau_boundary_frac=0.99) | |
Constructor. More... | |
Overridden from AlgorithmStep | |
bool | do_step (Algorithm &algo, poss_type step_poss, IterationPack::EDoStepType type, poss_type assoc_step_poss) |
void | print_step (const IterationPack::Algorithm &algo, poss_type step_poss, IterationPack::EDoStepType type, poss_type assoc_step_poss, std::ostream &out, const std::string &leading_str) const |
Fraction to boundary rule for calculating alpha max.
This class updates alpha_vl, alpha_vu, and alpha and x_kp1, Vl_kp1, and Vu_kp1
Definition at line 66 of file MoochoPack_PreProcessBarrierLineSearch_Step.hpp.
MoochoPack::PreProcessBarrierLineSearch_Step::PreProcessBarrierLineSearch_Step | ( | Teuchos::RCP< NLPInterfacePack::NLPBarrier > | barrier_nlp, |
const value_type | tau_boundary_frac = 0.99 |
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) |
Constructor.
Definition at line 65 of file MoochoPack_PreProcessBarrierLineSearch_Step.cpp.
MoochoPack::PreProcessBarrierLineSearch_Step::STANDARD_MEMBER_COMPOSITION_MEMBERS | ( | value_type | , |
tau_boundary_frac | |||
) |
Fraction to Boundary parameter.
mu_kp1 = min(tau_mu*mu_k,mu_k^theta_mu)
bool MoochoPack::PreProcessBarrierLineSearch_Step::do_step | ( | Algorithm & | algo, |
poss_type | step_poss, | ||
IterationPack::EDoStepType | type, | ||
poss_type | assoc_step_poss | ||
) |
Definition at line 82 of file MoochoPack_PreProcessBarrierLineSearch_Step.cpp.