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add notes and tangent lemma

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-21 11:30:50 -07:00
parent 0426b23d0c
commit 444084f396
6 changed files with 49 additions and 13 deletions
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src/math/polysat/saturation.h
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@ -54,6 +54,8 @@ namespace polysat {
bool try_ugt_z(pvar z, conflict& core, inequality const& c);
bool try_ugt_z(pvar z, conflict& core, inequality const& x_l_z0, inequality const& yz_l_xz, pdd const& y, pdd const& x);
bool try_tangent(pvar v, conflict& core, inequality const& c);
// c := lhs ~ v
// where ~ is < or <=
bool is_l_v(pvar v, inequality const& c);