Optimizers::DantzigWolfeDecomposition

class DantzigWolfeDecomposition : public idol::Algorithm

Public Functions

DantzigWolfeDecomposition(const Model &t_model, idol::DantzigWolfe::Formulation &&t_formulation, const OptimizerFactory &t_master_optimizer_factory, const DantzigWolfe::DualPriceSmoothingStabilization &t_stabilization, unsigned int t_max_parallel_pricing, bool t_use_hard_branching, bool t_remove_infeasible_columns, std::vector<DantzigWolfe::SubProblem> &&t_sub_problem_specifications, std::optional<DantzigWolfe::SubProblem> t_default_sub_problem_spec, const DantzigWolfe::InfeasibilityStrategyFactory &t_strategy, const Logs::DantzigWolfe::Factory &t_logger_factory)

virtual std::string name() const override

inline const DantzigWolfe::Formulation &formulation() const

inline DantzigWolfe::Formulation &formulation()

virtual SolutionStatus get_status() const override

virtual SolutionReason get_reason() const override

virtual double get_best_obj() const override

virtual double get_best_bound() const override

virtual double get_relative_gap() const override

virtual double get_absolute_gap() const override

inline virtual const ::idol::Model &parent() const

inline bool get_param_logs() const

inline virtual void set_param_logs(bool t_value)

inline double get_param_time_limit() const

inline virtual void set_param_time_limit(double t_time_limit)

inline unsigned int get_param_thread_limit() const

inline virtual void set_param_threads(unsigned int t_threads)

double get_param_best_obj_stop() const

inline virtual void set_param_best_obj_stop(double t_best_obj_stop)

double get_param_best_bound_stop() const

inline virtual void set_param_best_bound_stop(double t_best_bound_stop)

inline double get_tol_mip_relative_gap() const

inline virtual void set_tol_mip_relative_gap(double t_tol_mip_relative_gap)

inline double get_tol_mip_absolute_gap() const

inline virtual void set_tol_mip_absolute_gap(double t_mip_tol_absolute_gap)

inline double get_tol_feasibility() const

inline virtual void set_tol_feasibility(double t_tol_feasibility)

inline double get_tol_optimality() const

inline virtual void set_tol_optimality(double t_tol_optimality)

inline double get_tol_integer() const

inline virtual void set_tol_integer(double t_tol_integer)

inline unsigned int get_param_iteration_limit() const

inline void set_param_iteration_limit(unsigned int t_iteration_limit)

inline bool get_param_presolve() const

inline virtual void set_param_presolve(bool t_value)

inline bool get_param_infeasible_or_unbounded_info() const

inline virtual void set_param_infeasible_or_unbounded_info(bool t_value)

inline const Timer &time() const

double get_remaining_time() const

inline bool is_terminated() const

virtual void terminate()

template<class T>
inline T &as()

template<class T>
inline const T &as() const

template<class T>
inline bool is() const

class ColumnGeneration

Public Functions

ColumnGeneration(DantzigWolfeDecomposition &t_parent, bool t_use_farkas_for_infeasibility, double t_best_bound_stop)

inline const DantzigWolfeDecomposition &parent() const

inline DantzigWolfeDecomposition &parent()

inline SolutionStatus status() const

inline SolutionReason reason() const

inline double best_obj() const

inline double best_bound() const

inline const Solution::Primal &primal_solution() const

inline void set_best_bound_stop(double t_best_bound_stop)

void execute()