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cheap equalities

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-06-09 17:14:32 -07:00
parent ccc8651800
commit 1587497562
5 changed files with 156 additions and 70 deletions
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2
src/math/lp/lar_solver.h
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@ -109,7 +109,6 @@ class lar_solver : public column_namer {
static_matrix<double, double > const & A_d() const;
static bool valid_index(unsigned j) { return static_cast<int>(j) >= 0;}
unsigned external_to_column_index(unsigned) const;
const lar_term & get_term(unsigned j) const;
bool row_has_a_big_num(unsigned i) const;
// init region
@ -282,6 +281,7 @@ class lar_solver : public column_namer {
void register_normalized_term(const lar_term&, lpvar);
void deregister_normalized_term(const lar_term&);
public:
unsigned external_to_column_index(unsigned) const;
bool inside_bounds(lpvar, const impq&) const;
inline void set_column_value(unsigned j, const impq& v) {
m_mpq_lar_core_solver.m_r_solver.update_x(j, v);