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Integrate univariate solver in polysat

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This commit is contained in:
Jakob Rath 2022-03-18 15:43:06 +01:00
parent 9d47d7959d
commit 509a007ed7
9 changed files with 192 additions and 50 deletions
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src/math/polysat/solver.h
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@ -69,6 +69,7 @@ namespace polysat {
friend class forbidden_intervals;
friend class linear_solver;
friend class viable;
friend class viable_fallback;
friend class search_state;
friend class assignment_pp;
friend class assignments_pp;
@ -84,6 +85,7 @@ namespace polysat {
mutable scoped_ptr_vector<dd::pdd_manager> m_pdd;
viable m_viable; // viable sets per variable
viable_fallback m_viable_fallback; // fallback for viable, using bitblasting over univariate constraints
linear_solver m_linear_solver;
conflict m_conflict;
simplify m_simplify;
@ -172,6 +174,7 @@ namespace polysat {
void propagate(sat::literal lit);
void propagate(pvar v);
bool propagate(pvar v, signed_constraint c);
void propagate(pvar v, rational const& val, signed_constraint c);
bool propagate(sat::literal lit, clause& cl);
void erase_watch(pvar v, signed_constraint c);