| # nσ = ∞, nσ[n1] = nσ[n] ∧ (∀ m. nσ[m] = nσ[n] → ¬ n1 < m), n1 < n, nσ[n] ≤ nσ[m], stutf(nσ), ∀ m0. m < m0 → nσ[m0] = nσ[m] + 1 ⊦ |
# nσ = ∞, nσ[n1] = nσ[n], n1 < n, nσ[n] ≤ nσ[m], stutf(nσ), ∀ m. nσ[m] = nσ[n] → ¬ n1 < m, ∀ m0. m < m0 → nσ[m0] = nσ[m] + 1 ⊦