| prime(j), prime(j0), 0 < i, 0 ≤ i0, j | abs(i ^ i0 - i), j0 | i ^ i0 - i ⊦ j = j0, j * j0 | i ^ i0 - i |
j0 | i ^ i0 - i, prime(j), prime(j0), 0 < i, 0 ≤ i0, j | i ^ i0 - i ⊦ j = j0, j * j0 | i ^ i0 - i
Used simplifier rules: div-abs-02: ⊦ i | abs(j) ↔ i | j; from specification int-gcd