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add options to perform transitive reduction and add hyper binary clauses

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-27 10:53:22 -08:00
parent 15d8532d27
commit 62e3906957
9 changed files with 189 additions and 25 deletions
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9
src/sat/sat_scc.h
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@ -31,8 +31,17 @@ namespace sat {
solver & m_solver;
// config
bool m_scc;
bool m_scc_tr;
// stats
unsigned m_num_elim;
unsigned m_num_elim_bin;
random_gen m_rand;
void get_dfs_num(svector<int>& dfs, bool learned);
void reduce_tr();
bool reduce_tr(bool learned);
bool reduce_tr(svector<int> const& dfs, bool learned);
public:
scc(solver & s, params_ref const & p);
unsigned operator()();