| ints[m] |%| j = ints[n] |%| j, n < # ints, m < # ints, j < n→i(# ints), 0 < j ⊦ m = n, ints = [], # ints = 1, dups(ints), ≡mod(ints[m], ints[n], j), ∃ i1, i2. i1 ≠ i2 ∧ ≡mod(i1, i2, j) |
⊦ 0 < j → (≡mod(i, i0, j) ↔ i |%| j = i0 |%| j)
Used terms: j, ints[n], ints[m]