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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2021-11-10 02:58:35 -08:00
parent ef320af90b
commit 931e1624b2
7 changed files with 53 additions and 14 deletions
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src/math/polysat/saturation.cpp
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@ -367,7 +367,7 @@ namespace polysat {
/// [z] z <= y' /\ zx > yx ==> Ω*(x,y') \/ y'x > yx
/// [z] z <= y' /\ yx <= zx ==> Ω*(x,y') \/ yx <= y'x
bool inf_saturate::try_ugt_z(pvar z, conflict& core, inequality const& yx_l_zx) {
set_rule("[z] z <= y' /\ zx > yx");
set_rule("[z] z <= y' && zx > yx");
pdd y = s.var(z);
pdd x = y;
if (!is_YX_l_zX(z, yx_l_zx, x, y))