| 0 < i, 1 < i, 0 < i ^ (i0 + 1), 1 < i ^ (i0 + 1), 0 < fac(2 * j), Σ countFun(1, i0, λ j0. 2 * j / i ^ j0) + i0 < Σ countFun(1, i0, λ j0. (2 * j) / i ^ j0), 0 ≤ i0, 0 < j, 2 * j < i ^ Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), prime(i), i | fac(2 * j) / (fac(j) * fac(j)), 2 * j < i ^ (i0 + 1), i ^ i0 ≤ 2 * j, 0 ≤ j, fac(j) * fac(j) | fac(2 * j), j < i ^ (i0 + 1), 0 < fac(j), 0 ≤ Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), 0 < Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), i0 < Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0) ⊦ ∀ i1. i1 ∈ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0) → i1 ≤ 1, Σ countFun(1, i0, λ j0. (2 * j) / i ^ j0) = Σ countFun(1, i0, λ j0. 2 * j / i ^ j0) |
i1 ∈ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), 0 < i, 1 < i, 0 < i ^ (i0 + 1), 1 < i ^ (i0 + 1), 0 < fac(2 * j), Σ countFun(1, i0, λ j0. 2 * j / i ^ j0) + i0 < Σ countFun(1, i0, λ j0. (2 * j) / i ^ j0), 0 ≤ i0, 0 < j, 2 * j < i ^ Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), prime(i), i | fac(2 * j) / (fac(j) * fac(j)), 2 * j < i ^ (i0 + 1), i ^ i0 ≤ 2 * j, 0 ≤ j, fac(j) * fac(j) | fac(2 * j), j < i ^ (i0 + 1), 0 < fac(j), 0 ≤ Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), 0 < Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), i0 < Σ countFun(1, i0, λ i0. (2 * j) / i ^ i0 - 2 * j / i ^ i0), 1 < i1, 0 < i1 ⊦ Σ countFun(1, i0, λ j0. (2 * j) / i ^ j0) = Σ countFun(1, i0, λ j0. 2 * j / i ^ j0)
Used simplifier rules: forward-pos: ⊦ i < j ∧ 0 < i → 0 < j ∧ 1 < j; (forward) from specification int-basic1%forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs%lels-01: ⊦ ¬ i ≤ j ↔ j < i; from specification int-abs