| 1 < i, 0 ≤ j ⊦ i ^ j ≤ i ^ j0 ↔ j ≤ j0 |
1 < i, 2 ≤ i, 0 ≤ j ⊦ i ^ j ≤ i ^ j0 ↔ j ≤ j0
Used simplifier rules: ⊦ ~1 < i ↔ 0 ≤ i; (s)%numlef-01: ⊦ (* i) ≤ j → i - 1 < j; (forward) from specification int-abs%numlsf-02: ⊦ (* i) < j → i + 1 ≤ j; (forward) from specification int-abs