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introduce notion of auxiliary constraints created by nla_solver lemmas

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notes: auxiliary constraints could extend to Gomory and B&B.
This commit is contained in:
Nikolaj Bjorner 2025-06-12 20:37:51 -07:00
parent 93d5e3f28e
commit 8d1e954709
5 changed files with 29 additions and 2 deletions
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6
src/math/lp/lar_solver.h
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@ -319,6 +319,12 @@ public:
bool compare_values(lpvar j, lconstraint_kind kind, const mpq& right_side);
lpvar add_term(const vector<std::pair<mpq, lpvar>>& coeffs, unsigned ext_i);
void register_existing_terms();
class scoped_auxiliary {
lar_solver& s;
public:
scoped_auxiliary(lar_solver& s);
~scoped_auxiliary();
};
constraint_index add_var_bound(lpvar, lconstraint_kind, const mpq&);
constraint_index add_var_bound_check_on_equal(lpvar, lconstraint_kind, const mpq&, lpvar&);