proposition: Lemma npath_as_sig : forall {n : nat} {A : Type}, (Book_2_4_npath (S n) A) = (exists (p1 p2 : Book_2_4_npath n A), p1 = p2).
proof: Proof. reflexivity. Defined.
imports: HoTT(Basics Types HProp HSet Projective TruncType Truncations Modalities.Notnot Modalities.Open Modalities.Closed BoundedSearch Equiv.BiInv Spaces.Nat Spaces.Torus.TorusEquivCircles Metatheory.Core Metatheory.FunextVarieties)