∀ x0 . ∀ x1 x2 : (ι → ο) → ο . ∀ x3 x4 : ι → ι → ι . ∀ x5 x6 : ι → ι . (∀ x7 : ι → ο . (∀ x8 . x7 x8 ⟶ x8 ∈ x0) ⟶ iff (x1 x7) (x2 x7)) ⟶ (∀ x7 . x7 ∈ x0 ⟶ ∀ x8 . x8 ∈ x0 ⟶ x3 x7 x8 = x4 x7 x8) ⟶ (∀ x7 . x7 ∈ x0 ⟶ x5 x7 = x6 x7) ⟶ pack_c_b_u x0 x1 x3 x5 = pack_c_b_u x0 x2 x4 x6 |
|