| a0 < a, a1 < a, ∀ a3. ordered≤(ins≤(a3, a1 ' + y0)) ↔ ordered≤(a1 ' + y0) ⊦ ordered≤(a1 ' + ins≤(a, y0)) ↔ ordered≤(a1 ' + y0), a1 < a0 |
Used simplifier rules: ins-n: ⊦ b < a → ins≤(a, b ' + x) = b + ins≤(a, x);% ⊦ a + x = a ' + x; (s)%a: ⊦ (x + y) + z = x + y + z; from specification list Used terms: a