| # nσ = ⌜m⌝ + ⌜1⌝ , max∞(λ n0. ¬ m < n0 ∧ nσ[n0] = n) = ∞, max∞(λ n0. ¬ m < n0 ∧ nσ[n0] = n).n < m, stutf(nσ), n ≤ nσ[m] ⊦ nσ[max∞(λ n0. ¬ m < n0 ∧ nσ[n0] = n).n + 1] = n + 1 |
# nσ = ⌜m⌝ + ⌜1⌝ , max∞(λ n0. ¬ m < n0 ∧ nσ[n0] = n) = ∞, ∞.n < m, stutf(nσ), n ≤ nσ[m] ⊦ nσ[∞.n + 1] = n + 1