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smarter explanation.h (#4385)

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* smarter explanation.h

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* clean explanation API

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* suppress warnings

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* disable the warnings

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-05-19 12:38:44 -07:00 • committed by GitHub
parent 3b0c40044f
commit af2f74c05f
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16 changed files with 109 additions and 89 deletions
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8
src/test/lp/gomory_test.h
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@ -67,7 +67,7 @@ struct gomory_test {
}
k.addmul(new_a, lower_bound(x_j).x); // is it a faster operation than
// k += lower_bound(x_j).x * new_a;
expl.push_justification(column_lower_bound_constraint(x_j), new_a);
expl.add_with_coeff(column_lower_bound_constraint(x_j), new_a);
}
else {
lp_assert(at_upper(x_j));
@ -79,7 +79,7 @@ struct gomory_test {
new_a = a / (mpq(1) - f_0);
}
k.addmul(new_a, upper_bound(x_j).x); // k += upper_bound(x_j).x * new_a;
expl.push_justification(column_upper_bound_constraint(x_j), new_a);
expl.add_with_coeff(column_upper_bound_constraint(x_j), new_a);
}
TRACE("gomory_cut_detail_real", tout << a << "*v" << x_j << " k: " << k << "\n";);
pol.add_monomial(new_a, x_j);
@ -107,7 +107,7 @@ struct gomory_test {
new_a = (1 - f_j) / f_0;
}
k.addmul(new_a, lower_bound(x_j).x);
expl.push_justification(column_lower_bound_constraint(x_j), new_a);
expl.add_with_coeff(column_lower_bound_constraint(x_j), new_a);
}
else {
lp_assert(at_upper(x_j));
@ -119,7 +119,7 @@ struct gomory_test {
}
new_a.neg(); // the upper terms are inverted
k.addmul(new_a, upper_bound(x_j).x);
expl.push_justification(column_upper_bound_constraint(x_j), new_a);
expl.add_with_coeff(column_upper_bound_constraint(x_j), new_a);
}
TRACE("gomory_cut_detail", tout << "new_a: " << new_a << " k: " << k << "\n";);
t.add_monomial(new_a, x_j);