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integrate factorization to Grobner

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This commit is contained in:
Nikolaj Bjorner 2022-07-14 21:24:27 -07:00
parent 7c177584f3
commit b29cdca936
4 changed files with 42 additions and 35 deletions
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2
src/math/dd/dd_pdd.cpp
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@ -1311,7 +1311,7 @@ namespace dd {
return m.mk_var(var())*h + l;
}
std::pair<unsigned_vector, pdd> pdd::var_factors() {
std::pair<unsigned_vector, pdd> pdd::var_factors() const {
if (is_val())
return { unsigned_vector(), *this };
unsigned v = var();

2
src/math/dd/dd_pdd.h
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@ -367,7 +367,7 @@ namespace dd {
/**
* \brief factor out variables
*/
std::pair<unsigned_vector, pdd> var_factors();
std::pair<unsigned_vector, pdd> var_factors() const;
pdd subst_val(vector<std::pair<unsigned, rational>> const& s) const { return m.subst_val(*this, s); }
pdd subst_val(unsigned v, rational const& val) const { return m.subst_val(*this, v, val); }