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updates to monomial bounds

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This commit is contained in:
Nikolaj Bjorner 2023-10-14 01:23:23 -07:00
parent ba6c23bbc5
commit 08af965b56
8 changed files with 174 additions and 120 deletions
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src/math/lp/monomial_bounds.h
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@ -17,6 +17,8 @@ namespace nla {
class monomial_bounds : common {
dep_intervals& dep;
bool should_propagate_lower(dep_interval const& range, lpvar v, unsigned p);
bool should_propagate_upper(dep_interval const& range, lpvar v, unsigned p);
void propagate_bound(lpvar v, lp::lconstraint_kind cmp, rational const& q, u_dependency* d);
void var2interval(lpvar v, scoped_dep_interval& i);
bool is_too_big(mpq const& q) const;
@ -34,6 +36,7 @@ namespace nla {
void analyze_monomial(monic const& m, unsigned& num_free, lpvar& free_v, unsigned& power) const;
bool is_free(lpvar v) const;
bool is_zero(lpvar v) const;
bool add_lemma();
// monomial propagation
void unit_propagate(monic & m);