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runs a simple test

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This commit is contained in:
Lev Nachmanson 2023-09-13 08:12:00 -07:00
parent c050af922f
commit c309d52283
11 changed files with 291 additions and 112 deletions
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31
src/math/lp/implied_bound.h
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@ -21,37 +21,34 @@ Revision History:
#include "math/lp/lp_settings.h"
#include "math/lp/lar_constraints.h"
namespace lp {
struct implied_bound {
class implied_bound {
public:
mpq m_bound;
unsigned m_j; // the column for which the bound has been found
bool m_is_lower_bound;
bool m_coeff_before_j_is_pos;
unsigned m_row_or_term_index;
bool m_strict;
bool m_strict;
private:
std::function<u_dependency*(void)> m_explain_bound = nullptr;
public:
u_dependency* explain() const { return m_explain_bound(); }
void set_explain(std::function<u_dependency*(void)> f) { m_explain_bound = f; }
lconstraint_kind kind() const {
lconstraint_kind k = m_is_lower_bound? GE : LE;
if (m_strict)
k = static_cast<lconstraint_kind>(k / 2);
return k;
}
bool operator==(const implied_bound & o) const {
return m_j == o.m_j && m_is_lower_bound == o.m_is_lower_bound && m_bound == o.m_bound &&
m_coeff_before_j_is_pos == o.m_coeff_before_j_is_pos &&
m_row_or_term_index == o.m_row_or_term_index && m_strict == o.m_strict;
}
implied_bound(){}
implied_bound(const mpq & a,
unsigned j,
bool lower_bound,
bool coeff_before_j_is_pos,
unsigned row_or_term_index,
bool strict):
bool is_lower_bound,
bool is_strict,
std::function<u_dependency*(void)> get_dep):
m_bound(a),
m_j(j),
m_is_lower_bound(lower_bound),
m_coeff_before_j_is_pos(coeff_before_j_is_pos),
m_row_or_term_index(row_or_term_index),
m_strict(strict) {
m_is_lower_bound(is_lower_bound),
m_strict(is_strict),
m_explain_bound(get_dep) {
}
};
}