fact: Definition Trunc_functor_compose {X Y Z} (f : X -> Y) (g : Y -> Z) : Trunc_functor (g o f) == Trunc_functor g o Trunc_functor f := O_functor_compose (Tr n) f g.
imports: Basics Types WildCat.Core WildCat.Universe Modalities.Modality (coercions) Modalities.Modality