pub const SAME_ANSWER_REL_TOL: Number = 1e-4;Expand description
How far, relative to max(|f_a|, |f_b|), two minimized objectives may
differ and still be “the same answer” in the driver’s two tests below, on
top of what the relaxations’ slack accounts for (same_answer_allowance).
Far below the gaps between genuinely different branches (MacMPEC
water-net: 953 against 964, 1.1%).