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move all gomory functionality into gomory class

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-02-08 13:02:19 -08:00
parent 094f203167
commit d44855f262
4 changed files with 102 additions and 105 deletions
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5
src/math/lp/int_solver.h
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@ -35,6 +35,7 @@ struct lp_constraint;
class int_solver {
friend class gomory;
public:
// fields
lar_solver *m_lar_solver;
@ -107,15 +108,11 @@ private:
lia_move branch_or_sat();
int find_any_inf_int_column_basis_first();
int find_inf_int_base_column();
int find_gomory_cut_column();
int find_inf_int_boxed_base_column_with_smallest_range(unsigned&);
int get_kth_inf_int(unsigned) const;
lp_settings& settings();
const lp_settings& settings() const;
void branch_infeasible_int_var(unsigned);
lia_move mk_gomory_cut(unsigned inf_col, const row_strip<mpq>& row);
lia_move proceed_with_gomory_cut(unsigned j);
bool is_gomory_cut_target(const row_strip<mpq>&);
bool at_bound(unsigned j) const;
bool has_lower(unsigned j) const;
bool has_upper(unsigned j) const;