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adding new viable using forbidden intervals

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-11-10 08:23:45 -08:00
parent 733f44d141
commit 0bec8520e1
9 changed files with 201 additions and 254 deletions
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3
src/math/polysat/forbidden_intervals.h
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@ -24,7 +24,7 @@ namespace polysat {
solver& s;
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_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);
@ -61,5 +61,6 @@ namespace polysat {
public:
forbidden_intervals(solver& s) :s(s) {}
bool perform(pvar v, vector<signed_constraint> const& just, conflict& core);
bool get_interval(signed_constraint const& c, pvar v, eval_interval& out_interval, vector<signed_constraint>& side_cond);
};
}