| ¬(n→i(n) + n→i(m) < j ∧ 0 < n→i(n) + n→i(m)), prime(j), 0 ≤ j, m < i→n(1 + (j - 1) / 2), n < i→n(1 + (j - 1) / 2), prime(j), n→i(m) ≤ (j - 1) / 2, n→i(n) ≤ (j - 1) / 2, j | n→i(n) - n→i(m) ∨ j | n→i(n) + n→i(m), 0 < j ⊦ countFun(0, (j - 1) / 2, λ i. (~1 - i ^2) |%| j) = [], j = 2, m = n, ~1 = (j - 1) / 2 |
0 < j, n→i(n) ≤ (j - 1) / 2, n→i(m) ≤ (j - 1) / 2, prime(j), n < i→n(1 + (j - 1) / 2), m < i→n(1 + (j - 1) / 2), 0 ≤ j, j | n→i(n) - n→i(m) ∨ j | n→i(n) + n→i(m) ⊦ ~1 = (j - 1) / 2, m = n, j = 2, countFun(0, (j - 1) / 2, λ i. (~1 - i ^2) |%| j) = [], n→i(n) + n→i(m) < j ∧ 0 < n→i(n) + n→i(m)