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get univariate coefficients

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This commit is contained in:
Jakob Rath 2022-03-11 18:03:39 +01:00
parent 74281fa830
commit 1de51da67e
3 changed files with 54 additions and 0 deletions
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5
src/math/dd/dd_pdd.h
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@ -356,6 +356,9 @@ namespace dd {
bool is_monomial(PDD p);
bool is_univariate(PDD p);
void get_univariate_coefficients(PDD p, vector<rational>& coeff);
// create an spoly r if leading monomials of a and b overlap
bool try_spoly(pdd const& a, pdd const& b, pdd& r);
@ -413,6 +416,8 @@ 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_univariate() const { return m.is_univariate(root); }
void get_univariate_coefficients(vector<rational>& coeff) const { m.get_univariate_coefficients(root, coeff); }
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); }