fact: Definition check_paths {Y} {target_points:ℕ->Y} (s:target_paths target_points) (n:ℕ) : maponpaths (halfline_map s) (squash_path n (S n)) = s n.
imports: UniMath.Foundations.All UniMath.MoreFoundations.NullHomotopies UniMath.MoreFoundations.Nat UniMath.MoreFoundations.Notations UniMath.MoreFoundations.PartA