fact: Definition PO_ind_beta_pp (P : PO f g -> Type) (l' : forall b, P (pol b)) (r' : forall c, P (por c)) (pp' : forall a, popp a # l' (f a) = r' (g a)) : forall x, apD (PO_ind P l' r' pp') (popp x) = pp' x.
imports: Basics Types Diagrams.Graph Diagrams.Diagram Diagrams.Span Diagrams.Cocone Colimits.Colimit