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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-04-04 16:20:09 -07:00
parent 52d37f131d
commit 446654b680
5 changed files with 92 additions and 69 deletions
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4
src/math/dd/dd_pdd.h
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@ -206,7 +206,7 @@ namespace dd {
inline bool is_one(PDD p) const { return p == one_pdd; }
inline bool is_val(PDD p) const { return m_nodes[p].is_val(); }
inline bool is_internal(PDD p) const { return m_nodes[p].is_internal(); }
bool is_non_zero(PDD p);
bool is_never_zero(PDD p);
inline unsigned level(PDD p) const { return m_nodes[p].m_level; }
inline unsigned var(PDD p) const { return m_level2var[level(p)]; }
inline PDD lo(PDD p) const { return m_nodes[p].m_lo; }
@ -343,7 +343,7 @@ namespace dd {
bool is_unary() const { return !is_val() && lo().is_zero() && hi().is_val(); }
bool is_binary() const { return m.is_binary(root); }
bool is_monomial() const { return m.is_monomial(root); }
bool is_non_zero() const { return m.is_non_zero(root); }
bool is_never_zero() const { return m.is_never_zero(root); }
bool var_is_leaf(unsigned v) const { return m.var_is_leaf(root, v); }
pdd operator-() const { return m.minus(*this); }