fact: Definition Coalgebra_mor_comp (X Y Z : Coalgebra) (f : Coalgebra_mor X Y) (g : Coalgebra_mor Y Z) : Coalgebra_mor X Z.
imports: UniMath.Foundations.PartD UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.Adjunctions.Core UniMath.CategoryTheory.Monads.Comonads