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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-11-10 00:43:57 -08:00
parent d0c8240560
commit d0b47d23f6
2 changed files with 71 additions and 11 deletions
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7
src/math/polysat/forbidden_intervals.h
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@ -24,7 +24,7 @@ namespace polysat {
void revert_core(conflict& core);
void full_interval_conflict(signed_constraint c, vector<signed_constraint> const & side_cond, conflict& core);
bool get_interval(signed_constraint const& c, pvar v, eval_interval& out_interval, vector<signed_constraint>& side_cond);
void push_condition(bool is_trivial, pdd const& p, vector<signed_constraint>& side_cond);
void push_eq(bool is_trivial, pdd const& p, vector<signed_constraint>& side_cond);
eval_interval to_interval(signed_constraint const& c, bool is_trivial, rational const& coeff,
rational & lo_val, pdd & lo, rational & hi_val, pdd & hi);
@ -51,6 +51,11 @@ namespace polysat {
rational const& a2, pdd const& b2, pdd const& e2,
eval_interval& interval, vector<signed_constraint>& side_cond);
bool match_linear5(signed_constraint const& c,
rational const& a1, pdd const& b1, pdd const& e1,
rational const& a2, pdd const& b2, pdd const& e2,
eval_interval& interval, vector<signed_constraint>& side_cond);
bool coefficient_is_01(dd::pdd_manager& m, rational const& r) { return r.is_zero() || r.is_one() || r == m.max_value(); };
public:
forbidden_intervals(solver& s) :s(s) {}