| j0 < 2, 0 ≤ i0, 0 ≤ j0, 0 ≤ i, i0 * 2 + j0 ≤ 2 ^ (i + 1) + 1 ⊦ i0 ≤ 2 ^ i |
j0 < 2, 2 ^ i < i0, 0 ≤ i, 0 ≤ j0, 0 ≤ i0, i0 * 2 + j0 ≤ 2 ^ i * 2 + 1 ⊦
Used simplifier rules: succ: ⊦ 0 ≤ i → j ^ (i + 1) = j ^ i * j;% ⊦ i ≤ j ↔ ¬ j < i; (ss)%add-c: ⊦ i + j = j + i; from specification int-basic2%add-a: ⊦ i + j + i0 = (i + j) + i0; from specification int-basic2