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hook up nla_solver it lp bound propagation

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-06-05 15:26:11 -07:00
parent 33cbd29ed0
commit 9c18ede687
11 changed files with 177 additions and 93 deletions
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20
src/math/lp/nla_solver.cpp
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@ -31,6 +31,10 @@ void solver::add_monomial(lpvar v, unsigned sz, lpvar const* vs) {
m_core->add(v, sz, vs);
}
bool solver::is_monomial_var(lpvar v) const {
return m_core->is_monomial_var(v);
}
bool solver::need_check() { return true; }
lbool solver::check(vector<lemma>& l) {
@ -57,5 +61,21 @@ solver::solver(lp::lar_solver& s) {
solver::~solver() {
dealloc(m_core);
}
lp::impq solver::get_upper_bound(lpvar j) const {
SASSERT(is_monomial_var(j) && m_core->monomial_has_upper_bound(j));
return m_core->get_upper_bound_of_monomial(j);
}
lp::impq solver::get_lower_bound(lpvar j) const {
SASSERT(is_monomial_var(j) && m_core->monomial_has_lower_bound(j));
return m_core->get_lower_bound_of_monomial(j);
}
bool solver::monomial_has_lower_bound(lpvar j) const {
return m_core->monomial_has_lower_bound(j);
}
bool solver::monomial_has_upper_bound(lpvar j) const {
return m_core->monomial_has_upper_bound(j);
}
}