| a0 < a, ∀ a1. max(ins≤(a1, x0)) = max(x0) ∨ max(x0) < a1 ⊦ (max(ins≤(a, x0)) < a0 ⊃ a0;max(ins≤(a, x0))) = max(x0), ins≤(a, x0) = [], x0 = [], max(x0) < a, max(x0) < a0 |
a0 < a, ∀ a1. max(ins≤(a1, x0)) = max(x0) ∨ max(x0) < a1 ⊦ (max(ins≤(a, x0)) < a0 ⊃ a0;max(ins≤(a, x0))) = max(x0), x0 = [], max(x0) < a0, max(x0) < a
Used simplifier rules: ⊦ ins≤(a, x) ≠ []; (s)