fact: Definition cyl_extendable' (n : nat) {A B} (f : A -> B) (C : B -> Type) (ext : ExtendableAlong n f C) : ExtendableAlong n cyl (C o (pr_cyl' f)).
imports: HoTT.Basics HoTT.Types Equiv.PathSplit PathAny Cubical.DPath Cubical.DPathSquare Colimits.Coeq Colimits.MappingCylinder