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a cleaner version of subs_term_columns

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Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
This commit is contained in:
Lev Nachmanson 2017-07-19 22:14:05 -07:00
parent 4d1b0d8026
commit 1490b7a15f
2 changed files with 6 additions and 4 deletions
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2
src/util/lp/int_solver.cpp
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@ -281,7 +281,7 @@ lia_move int_solver::report_gomory_cut(lar_term& t, mpq& k, mpq &lcm_den, unsign
gomory_cut_adjust_t_and_k_for_size_1(pol, t, k);
else
gomory_cut_adjust_t_and_k_for_size_gt_1(pol, t, k, num_ints, lcm_den);
m_lar_solver->subs_terms_for_debugging(t); // todo: remove later
m_lar_solver->subs_term_columns(t);
return lia_move::cut;
}

8
src/util/lp/lar_solver.h
View file

@ -461,14 +461,16 @@ public:
return m_columns_to_ul_pairs()[j].low_bound_witness();
}
void subs_terms_for_debugging(lar_term& t) {
vector<std::pair<mpq, unsigned>> pol;
void subs_term_columns(lar_term& t) {
vector<std::pair<mpq, unsigned> > pol;
for (const auto & m : t.m_coeffs) {
pol.push_back(std::make_pair(m.second, adjust_column_index_to_term_index(m.first)));
}
mpq v = t.m_v;
vector<std::pair<mpq, unsigned>> pol_after_subs;
// todo : remove the call to substitute_terms_in_linear_expression
substitute_terms_in_linear_expression(pol, pol_after_subs, v);
t.clear();
t = lar_term(pol_after_subs, v);