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fixes in interval explanations

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-06-10 15:10:54 -07:00
parent 2d5595eddc
commit 46b9273a79
3 changed files with 9 additions and 6 deletions
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2
src/math/lp/lp_bound_propagator.cpp
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@ -42,6 +42,7 @@ bool lp_bound_propagator::lower_bound_is_available_for_column(unsigned j) const
return false;
}
}
bool lp_bound_propagator::upper_bound_is_available(unsigned j) const {
if (upper_bound_is_available_for_column(j))
return true;
@ -123,6 +124,7 @@ bool lp_bound_propagator::nl_monomial_upper_bound_should_be_taken(unsigned j) co
}
bool lp_bound_propagator::nl_monomial_lower_bound_should_be_taken(unsigned j) const {
lp_assert(lower_bound_is_available(j));
return (!lower_bound_is_available_for_column(j)) || (nl_monomial_lower_bound_is_available(j) && m_nla_solver->get_lower_bound(j) > m_lar_solver.m_mpq_lar_core_solver.m_r_lower_bounds()[j]);
}