fact: Definition equiv_colim_succ_seq_to_colim_seq A : Colimit (succ_seq A) <~> Colimit A := Build_Equiv _ _ (colim_succ_seq_to_colim_seq A) _.
imports: Basics Types Diagrams.Diagram Diagrams.Sequence Diagrams.Cocone Colimits.Colimit Spaces.Nat.Core PathAny