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Pseudo-inverse op_constraint

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This commit is contained in:
Clemens Eisenhofer 2023-01-03 17:47:54 +01:00
parent 84a5ec221f
commit 79e7380ffc
10 changed files with 144 additions and 47 deletions
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5
src/math/polysat/op_constraint.h
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@ -26,7 +26,7 @@ namespace polysat {
class op_constraint final : public constraint {
public:
enum class code { lshr_op, ashr_op, shl_op, and_op };
enum class code { lshr_op, ashr_op, shl_op, and_op, inv_op };
protected:
friend class constraint_manager;
@ -51,6 +51,9 @@ namespace polysat {
static lbool eval_and(pdd const& p, pdd const& q, pdd const& r);
bool propagate_bits_and(solver& s, bool is_positive);
clause_ref lemma_inv(solver& s, assignment const& a);
static lbool eval_inv(pdd const& p, pdd const& r);
std::ostream& display(std::ostream& out, char const* eq) const;
void activate(solver& s);