fact: Definition lawvere_iso_to_from {a b} (g : a ~> G b) : φ E (ψ E ((a, b); g)) ≅ ((a, b); φ' E (ψ' E g)).
imports: Category.Lib Category.Theory.Category Category.Theory.Isomorphism Category.Theory.Functor Category.Theory.Natural.Transformation Category.Theory.Adjunction Category.Adjunction.Natural.Transformation Category.Adjunction.Natural.Transformation.Universal Category.Construction.Comma Category.Construction.Product Category.Instance.Cat Category.Instance.Fun Category.Instance.Sets