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This commit is contained in:
Lev Nachmanson 2023-09-16 13:54:14 -07:00
parent c240f62ca8
commit 77e56b0a69
5 changed files with 12 additions and 7 deletions
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10
src/math/lp/lp_bound_propagator.h
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@ -137,14 +137,18 @@ private:
return n_of_non_fixed <= 1;
}
void add_bounds_for_zero_var(lpvar monic_var, lpvar zero_var) {
add_lower_bound_monic(monic_var, mpq(0), false, [zero_var](int* s){return ((lp_bound_propagator*)s)->lp().get_bound_constraint_witnesses_for_column(zero_var);});
add_upper_bound_monic(monic_var, mpq(0), false, [zero_var](int* s){return ((lp_bound_propagator*)s)->lp().get_bound_constraint_witnesses_for_column(zero_var);});
auto lambda = [zero_var](int* s) {
return ((lp_bound_propagator*)s)->lp().get_bound_constraint_witnesses_for_column(zero_var);
};
TRACE("add_bound", lp().print_column_info(zero_var, tout) << std::endl;);
add_lower_bound_monic(monic_var, mpq(0), false, lambda);
add_upper_bound_monic(monic_var, mpq(0), false, lambda);
}
void add_lower_bound_monic(lpvar j, const mpq& v, bool is_strict, std::function<u_dependency* (int*)> explain_dep) {
unsigned k;
TRACE("add_bound", lp().print_column_info(j, tout) << std::endl;);
j = lp().column_to_reported_index(j);
if (!try_get_value(m_improved_lower_bounds, j, k)) {
m_improved_lower_bounds[j] = m_ibounds.size();