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add lemmas

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-12-17 18:25:21 -08:00
parent 75a64975b5
commit b581cbf062
3 changed files with 66 additions and 18 deletions
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4
src/math/polysat/umul_ovfl_constraint.cpp
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@ -99,8 +99,8 @@ namespace polysat {
signed_constraint sc(this, is_positive);
// ¬Omega(p, q) ==> q = 0 \/ p <= p*q
// ¬Omega(p, q) ==> p = 0 \/ q <= p*q
s.add_clause(~sc, /* s.eq(p()), */ s.eq(q()), s.ule(p(), p()*q()), false);
s.add_clause(~sc, s.eq(p()), /* s.eq(q()), */ s.ule(q(), p()*q()), false);
s.add_clause(~sc, s.eq(q()), s.ule(p(), p()*q()), false);
s.add_clause(~sc, s.eq(p()), s.ule(q(), p()*q()), false);
}
}