Module QCheck.Tuple
- type 'a t- =- |- Nil : unit t- |- Cons : 'a * 'b t -> ('a * 'b) t
- Heterogeneous tuple, used to pass any number of arguments to a function. 
- val o_nil : unit obs
- val o_cons : 'a Observable.t -> 'b obs -> ('a * 'b) obs
module Infix : sig ... end- val observable : 'a obs -> 'a t Observable.t