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