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extract multiple bounds for upper/lower bound

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-12-23 14:52:41 -08:00
parent 9275930f50
commit 50cbe2659a
4 changed files with 85 additions and 45 deletions
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4
src/math/polysat/viable.h
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@ -189,13 +189,13 @@ namespace polysat {
* Query for an upper bound literal for v together with justification.
* @return true if a non-trivial upper bound is found, return justifying constraint.
*/
bool has_upper_bound(pvar v, rational& out_hi, signed_constraint& out_c);
bool has_upper_bound(pvar v, rational& out_hi, vector<signed_constraint>& out_c);
/**
* Query for an lower bound literal for v together with justification.
* @return true if a non-trivial lower bound is found, return justifying constraint.
*/
bool has_lower_bound(pvar v, rational& out_lo, signed_constraint& out_c);
bool has_lower_bound(pvar v, rational& out_lo, vector<signed_constraint>& out_c);
/**
* Find a next viable value for variable.