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prepare to hook up pdd_grobner

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-12-26 12:31:32 -08:00
parent 610a2837ea
commit c6ea5c2263
8 changed files with 71 additions and 39 deletions
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22
src/math/interval/dep_intervals.cpp
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@ -86,28 +86,6 @@ bool dep_intervals::separated_from_zero_on_upper(const interval& i) const {
return true;
}
bool dep_intervals::check_interval_for_conflict_on_zero(const interval & i, u_dependency*& dep) {
return check_interval_for_conflict_on_zero_lower(i, dep) || check_interval_for_conflict_on_zero_upper(i, dep);
}
bool dep_intervals::check_interval_for_conflict_on_zero_upper(const interval & i, u_dependency*& dep) {
if (!separated_from_zero_on_upper(i))
return false;
TRACE("dep_intervals", display(tout, i););
dep = m_dep_manager.mk_join(dep, i.m_upper_dep);
return true;
}
bool dep_intervals::check_interval_for_conflict_on_zero_lower(const interval & i, u_dependency*& dep) {
if (!separated_from_zero_on_lower(i)) {
return false;
}
TRACE("dep_intervals", display(tout, i););
dep = m_dep_manager.mk_join(dep, i.m_lower_dep);
return true;
}
std::ostream& dep_intervals::display(std::ostream& out, const interval& i) const {
if (m_imanager.lower_is_inf(i)) {
out << "(-oo";