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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-12-23 12:31:53 -08:00
parent 3aff0bd7db
commit 77868f3d96
4 changed files with 75 additions and 35 deletions
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6
src/math/dd/dd_pdd.h
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@ -240,11 +240,12 @@ namespace dd {
pdd mul(rational const& c, pdd const& b);
pdd reduce(pdd const& a, pdd const& b);
bool is_linear(PDD p);
bool is_linear(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);
// true if b can be computed using a and the result of spoly
bool spoly_is_invertible(pdd const& a, pdd const& b);
bool lt(pdd const& a, pdd const& b);
bool different_leading_term(pdd const& a, pdd const& b);
double tree_size(pdd const& p);
@ -274,6 +275,7 @@ namespace dd {
rational const& val() const { SASSERT(is_val()); return m->val(root); }
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); }
pdd operator+(pdd const& other) const { return m->add(*this, other); }
pdd operator-(pdd const& other) const { return m->sub(*this, other); }