| ∀ x0 : ι → (ι → (((ι → ο) → ο) → ο) → ο) → (((ι → ο) → ο) → ο) → ο . (∀ x1 . ∀ x2 x3 : ι → (((ι → ο) → ο) → ο) → ο . (∀ x4 . x4 ∈ x1 ⟶ x2 x4 = x3 x4) ⟶ x0 x1 x2 = x0 x1 x3) ⟶ ∀ x1 . ∀ x2 x3 : (((ι → ο) → ο) → ο) → ο . 461b4.. x0 x1 x2 ⟶ 461b4.. x0 x1 x3 ⟶ x2 = x3 |
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