∀ x0 . ∀ x1 x2 : ι → ι → ι . ∀ x3 x4 : ι → ι → ο . (∀ x5 . x5 ∈ x0 ⟶ ∀ x6 . x6 ∈ x0 ⟶ x1 x5 x6 = x2 x5 x6) ⟶ (∀ x5 . x5 ∈ x0 ⟶ ∀ x6 . x6 ∈ x0 ⟶ iff (x3 x5 x6) (x4 x5 x6)) ⟶ pack_b_r x0 x1 x3 = pack_b_r x0 x2 x4 |
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