val print : Stdlib.Format.formatter -> t -> unitval equal : t -> t -> boolval to_string : ?origin:t -> t -> stringval fresh_n : string -> tval compare : t -> t -> intval get_name : t -> string optionval name : t -> string -> unitval propagate_name : t -> t -> unitval set_pretty : bool -> unitval set_stable : bool -> unitmodule Set : Stdlib.Set.S with type elt = tmodule Map : Stdlib.Map.S with type key = tmodule Hashtbl : Stdlib.Hashtbl.S with type key = tmodule ISet : sig ... end