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test that pivoting is correct in dioph_eq.cpp

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This commit is contained in:
Lev Nachmanson 2024-10-30 15:09:55 -07:00 • committed by Lev Nachmanson
parent 0db0efce9f
commit 36293ac773
10 changed files with 399 additions and 223 deletions
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28
src/math/lp/lar_term.h
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@ -51,7 +51,7 @@ public:
return;
auto *e = m_coeffs.find_core(j);
if (e == nullptr) {
m_coeffs.insert(j, c);
m_coeffs.insert(j, -c);
} else {
e->get_data().m_value -= c;
if (e->get_data().m_value.is_zero())
@ -90,6 +90,21 @@ public:
}
// constructors
lar_term() = default;
<<<<<<< HEAD
=======
lar_term(lar_term&& other) noexcept = default;
// copy assignment operator
lar_term& operator=(const lar_term& other) = default;
// move assignment operator
lar_term& operator=(lar_term&& other) noexcept = default;
~lar_term() = default;
lar_term(const lar_term& a) {
for (auto const& p : a) {
add_monomial(p.coeff(), p.var());
}
}
>>>>>>> 956229fb6 (test that pivoting is correct in dioph_eq.cpp)
lar_term(const vector<std::pair<mpq, unsigned>>& coeffs) {
for (auto const& p : coeffs) {
add_monomial(p.first, p.second);
@ -205,7 +220,16 @@ public:
}
return r;
}
friend lar_term operator-(const lar_term& a, const lar_term& b) {
lar_term r(a);
for (const auto& p : b) {
r.sub_monomial(p.coeff(), p.j());
}
return r;
}
lar_term& operator+=(const lar_term& a) {
for (const auto& p : a) {
add_monomial(p.coeff(), p.j());