sig
type element
type equality
type t
val ty : t Type.t
val name : string
val descr : t Descr.t
val packed_descr : Structural_descr.pack
val reprs : t list
val hash : t -> int
val pretty_code : Format.formatter -> t -> unit
val internal_pretty_code : Type.precedence -> Format.formatter -> t -> unit
val pretty : Format.formatter -> t -> unit
val varname : t -> string
val mem_project : (Project_skeleton.t -> bool) -> t -> bool
val copy : t -> t
val empty : t
val is_empty : t -> bool
val add : Equality_sig.Set.equality -> t -> t
val singleton : Equality_sig.Set.equality -> t
val union : t -> t -> t
val inter : t -> t -> t
val compare : t -> t -> int
val equal : t -> t -> bool
val subset : t -> t -> bool
val iter : (Equality_sig.Set.equality -> unit) -> t -> unit
val fold : (Equality_sig.Set.equality -> 'a -> 'a) -> t -> 'a -> 'a
val for_all : (Equality_sig.Set.equality -> bool) -> t -> bool
val exists : (Equality_sig.Set.equality -> bool) -> t -> bool
val elements : t -> Equality_sig.Set.equality list
val choose : t -> Equality_sig.Set.equality
val remove : Equality_sig.Set.element -> t -> t
val unite : Equality_sig.Set.element -> Equality_sig.Set.element -> t -> t
val find : Equality_sig.Set.element -> t -> Equality_sig.Set.equality
val find_option :
Equality_sig.Set.element -> t -> Equality_sig.Set.equality option
val mem : Equality_sig.Set.equality -> t -> bool
val contains : Equality_sig.Set.element -> t -> bool
val diff : t -> t -> t
val subst :
(Equality_sig.Set.element -> Equality_sig.Set.element option) -> t -> t
val deep_fold :
(Equality_sig.Set.equality -> Equality_sig.Set.element -> 'a -> 'a) ->
t -> 'a -> 'a
val terms : t -> Equality_sig.Set.element list
val cardinal : t -> int
end