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create a more precize lemma for the empty intersection case

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-04-09 10:23:46 -07:00
parent 99c328b6ef
commit 21b7dc627e
2 changed files with 29 additions and 4 deletions
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2
src/math/lp/nla_intervals.h
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@ -100,5 +100,7 @@ public:
static void add_mul_of_degree_one_to_vector(const nex_mul*, vector<std::pair<rational, lpvar>>&);
lpvar find_term_column(const lp::lar_term&, rational& a) const;
std::ostream& display_separating_interval(std::ostream& out, const nex*n, const scoped_dep_interval& interv_wd, u_dependency* initial_deps);
bool conflict_u_l(const interval& a, const interval& b) const;
}; // end of intervals
} // end of namespace nla