fact: Definition phomotopy_prewhisker {A : pType} {P : pFam A} {f g h : pForall A P} (p : f ==* g) {q q' : g ==* h} (s : q ==* q') : p @* q ==* p @* q'.
imports: Basics Types PathAny WildCat Truncations.Core ReflectiveSubuniverse Extensions