Make_tree.Elt
type t
include Sexplib0.Sexpable.S with type t := t
val t_of_sexp : Sexplib0.Sexp.t -> t
val sexp_of_t : t -> Sexplib0.Sexp.t
include Comparator.S with type t := t
type comparator_witness
val comparator : (t, comparator_witness) Base.Comparator.comparator