| s.min ∈ s, s.max ∈ s ⊦ # s = 0, s = ∅, s = ∅ ++ s.min, s.max < s.min, s.min < (s -- s.min).min, s.max < (s -- s.min).min |
⊦ 1 < # s → s.min < (s -- s.min).min
Used simplifier rules: min-one-01: ⊦ # s = 1 → ∅ ++ s.min = s;% ⊦ 1 < m ↔ ¬(m = 0 ∨ m = 1); (s) Used terms: s