| ∀ x0 x1 . ∀ x2 x3 x4 x5 : ι → ι . ∀ x6 x7 x8 x9 : ι → ο . pack_u_u_p_p x0 x2 x4 x6 x8 = pack_u_u_p_p x1 x3 x5 x7 x9 ⟶ and (and (and (and (x0 = x1) (∀ x10 . x10 ∈ x0 ⟶ x2 x10 = x3 x10)) (∀ x10 . x10 ∈ x0 ⟶ x4 x10 = x5 x10)) (∀ x10 . x10 ∈ x0 ⟶ x6 x10 = x7 x10)) (∀ x10 . x10 ∈ x0 ⟶ x8 x10 = x9 x10) |
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