LagHeu2b Class Reference

Modification of LagHeu2. More...

#include <lagheu.h>

Inheritance diagram for LagHeu2b:

[legend]Collaboration diagram for LagHeu2b:

[legend]List of all members.

Public Member Functions
	LagHeu2b (Pointer< MinlpProblem > orig_prob_, Pointer< LinearRelax > linrelax_, bool is_gams_prob=false, double closeval_tol_=0., Pointer< dvector > diam_=NULL, Pointer< Param > param_=NULL, Pointer< ostream > out_solver_p_=out_out_p, Pointer< ostream > out_solver_log_p_=out_log_p)
int	solve (Pointer< MinlpNode > node_)
void	set_reform (Pointer< Reformulation > reform_)
Private Member Functions
int	block_value (double &val, int k)
void	search (double ns)
double	key ()
	Gives key for x.
bool	project ()
	Tries to make x feasible.
bool	switch_binaries (double val, bool eq, map< int, double > &coeff)
void	make_binaries_feasible ()
void	switch_binaries2 (double val, bool eq, map< int, double > &coeff)
void	switch_binaries2_rek (double val, bool eq, double &bestval, dvector &pt, map< int, double >::iterator coeff_it, map< int, double > &coeff)
void	move_continuous (double &val, bool eq, map< int, double > &cont_coeff)
Private Attributes
dvector	x
vector< dvector >	z
map< pair< double, int >, multimap< double, list< ExtremePoint >::iterator > >	W
	{ ((key, k), { (z*_kj, w_kj) }_j }_k
dvector	W_val
list< int >	unfixed_blocks
Pointer< MinlpPenaltyFunc >	penalty
multimap< double, dvector >	candidates
int	max_candidates
int	max_ns
double	ns_done
double	ns_all
int	lastprint

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Detailed Description

Modification of LagHeu2.

Parameters:

	LagHeu2	max locopt options integer $ 0$ default 100 level 0 Number of best candidates to keep for local optimization.
	LagHeu2	max combinations options integer $ 0$ default 10000 level 0 Upper bound on the number of combinations of extreme points to explore.

Definition at line 252 of file lagheu.h.

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Constructor & Destructor Documentation

LagHeu2b::LagHeu2b	(	Pointer< MinlpProblem >	orig_prob_,
		Pointer< LinearRelax >	linrelax_,
		bool	is_gams_prob = false,
		double	closeval_tol_ = 0.,
		Pointer< dvector >	diam_ = NULL,
		Pointer< Param >	param_ = NULL,
		Pointer< ostream >	out_solver_p_ = out_out_p,
		Pointer< ostream >	out_solver_log_p_ = out_log_p
	)

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Member Function Documentation

int LagHeu2b::block_value	(	double &	val,
		int	k
	)			[private]

void LagHeu2b::search

(

double

ns

)

[private]

double LagHeu2b::key

(

)

[private]

Gives key for x.

bool LagHeu2b::project

(

)

[private]

Tries to make x feasible.

bool LagHeu2b::switch_binaries	(	double	val,
		bool	eq,
		map< int, double > &	coeff
	)			[private]

void LagHeu2b::make_binaries_feasible

(

)

[private]

void LagHeu2b::switch_binaries2	(	double	val,
		bool	eq,
		map< int, double > &	coeff
	)			[private]

void LagHeu2b::switch_binaries2_rek	(	double	val,
		bool	eq,
		double &	bestval,
		dvector &	pt,
		map< int, double >::iterator	coeff_it,
		map< int, double > &	coeff
	)			[private]

void LagHeu2b::move_continuous	(	double &	val,
		bool	eq,
		map< int, double > &	cont_coeff
	)			[private]

int LagHeu2b::solve

(

Pointer< MinlpNode >

node_

)

[virtual]

Implements LagHeu.

void LagHeu2b::set_reform

(

Pointer< Reformulation >

reform_

)

[virtual]

Reimplemented from RelaxationSolver.

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Member Data Documentation

dvector LagHeu2b::x [private]

Definition at line 254 of file lagheu.h.

vector<dvector> LagHeu2b::z [private]

Definition at line 255 of file lagheu.h.

map<pair<double, int>, multimap<double, list<ExtremePoint>::iterator> > LagHeu2b::W [private]

{ ((key, k), { (z*_kj, w_kj) }_j }_k

Definition at line 259 of file lagheu.h.

dvector LagHeu2b::W_val [private]

Definition at line 261 of file lagheu.h.

list<int> LagHeu2b::unfixed_blocks [private]

Definition at line 262 of file lagheu.h.

Pointer<MinlpPenaltyFunc> LagHeu2b::penalty [private]

Definition at line 264 of file lagheu.h.

multimap<double, dvector> LagHeu2b::candidates [private]

Definition at line 266 of file lagheu.h.

int LagHeu2b::max_candidates [private]

Definition at line 267 of file lagheu.h.

int LagHeu2b::max_ns [private]

Definition at line 269 of file lagheu.h.

double LagHeu2b::ns_done [private]

Definition at line 271 of file lagheu.h.

double LagHeu2b::ns_all [private]

Definition at line 272 of file lagheu.h.

int LagHeu2b::lastprint [private]

Definition at line 273 of file lagheu.h.

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The documentation for this class was generated from the following file:

• lagheu.h

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