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reduce simplification

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-12-26 01:32:36 -08:00
parent 991e587950
commit 50873c8094
5 changed files with 98 additions and 44 deletions
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9
src/math/dd/dd_pdd.h
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@ -252,6 +252,9 @@ namespace dd {
bool is_linear(PDD p);
bool is_linear(pdd const& p);
bool is_binary(PDD p);
bool is_binary(pdd const& p);
// create an spoly r if leading monomials of a and b overlap
bool try_spoly(pdd const& a, pdd const& b, pdd& r);
@ -287,7 +290,10 @@ namespace dd {
bool is_val() const { return m.is_val(root); }
bool is_zero() const { return m.is_zero(root); }
bool is_linear() const { return m.is_linear(root); }
bool is_binary() const { return m.is_binary(root); }
pdd minus() const { return m.minus(*this); }
pdd operator-() const { return m.minus(*this); }
pdd operator+(pdd const& other) const { return m.add(*this, other); }
pdd operator-(pdd const& other) const { return m.sub(*this, other); }
pdd operator*(pdd const& other) const { return m.mul(*this, other); }
@ -315,7 +321,10 @@ namespace dd {
inline pdd operator+(int x, pdd const& b) { return b + rational(x); }
inline pdd operator+(pdd const& b, int x) { return b + rational(x); }
inline pdd operator-(rational const& r, pdd const& b) { return r + (-b); }
inline pdd operator-(int x, pdd const& b) { return rational(x) - b; }
inline pdd operator-(pdd const& b, int x) { return b + (-rational(x)); }
inline pdd& operator*=(pdd & p, pdd const& q) { p = p * q; return p; }
inline pdd& operator|=(pdd & p, pdd const& q) { p = p | q; return p; }
inline pdd& operator-=(pdd & p, pdd const& q) { p = p - q; return p; }