Module type Datatype.Polymorphic4

module type Polymorphic4 = sig .. end

Output signature of Datatype.Polymorphic4.


include Type.Polymorphic4
module Make: 
functor (T1 : Datatype.S-> 
functor (T2 : Datatype.S-> 
functor (T3 : Datatype.S-> 
functor (T4 : Datatype.S-> Datatype.S with type t = (T1.t, T2.t, T3.t, T4.t) poly