fact: Definition coalgebra_homo_eq {X Y : coalgebra_ob} (f g : coalgebra_mor X Y) : (f : C ⟦X, Y⟧) = g ≃ f = g.
imports: UniMath.Foundations.Propositions UniMath.MoreFoundations.PartA UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Limits.Terminal UniMath.CategoryTheory.Limits.BinCoproducts UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Total