fact: Definition iso_equiv (s d : set_cat) (m : s <~> d) : s <~=~> d := Build_Isomorphic (@isiso_isequiv s d m _).
imports: Category.Core NaturalTransformation.Core Category.Morphisms NaturalTransformation.Paths Category.Univalent SetCategory.Core HoTT.Basics HoTT.Types TruncType