∀ x0 x1 x2 . Field_automorphism_fixing x0 x1 x2 ⟶ ∀ x3 : ο . (subfield x1 x0 ⟶ Field_Hom x0 x0 x2 ⟶ (∀ x4 . x4 ∈ ap x0 0 ⟶ ∀ x5 : ο . (∀ x6 . and (x6 ∈ ap x0 0) (ap x2 x6 = x4) ⟶ x5) ⟶ x5) ⟶ (∀ x4 . x4 ∈ ap x1 0 ⟶ ap x2 x4 = x4) ⟶ x3) ⟶ x3 |
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