include Stdlib.Set.S with type elt = univ_constraint
val mem : elt -> t -> boolval remove : elt -> t -> tval disjoint : t -> t -> boolval compare : t -> t -> intval equal : t -> t -> boolval subset : t -> t -> boolval iter : ( elt -> unit ) -> t -> unitval fold : ( elt -> 'a -> 'a ) -> t -> 'a -> 'aval for_all : ( elt -> bool ) -> t -> boolval exists : ( elt -> bool ) -> t -> boolval filter : ( elt -> bool ) -> t -> tval filter_map : ( elt -> elt option ) -> t -> tval partition : ( elt -> bool ) -> t -> t * tval elements : t -> elt listval min_elt_opt : t -> elt optionval max_elt_opt : t -> elt optionval choose_opt : t -> elt optionval split : elt -> t -> t * bool * tval find_opt : elt -> t -> elt optionval find_first : ( elt -> bool ) -> t -> eltval find_first_opt : ( elt -> bool ) -> t -> elt optionval find_last : ( elt -> bool ) -> t -> eltval find_last_opt : ( elt -> bool ) -> t -> elt optionval of_list : elt list -> tval to_seq_from : elt -> t -> elt Stdlib.Seq.tval to_seq : t -> elt Stdlib.Seq.tval to_rev_seq : t -> elt Stdlib.Seq.tval add_seq : elt Stdlib.Seq.t -> t -> tval of_seq : elt Stdlib.Seq.t -> t