Seq
val is_empty : 'a Stdlib.Seq.t -> bool
since 4.14.0
val mapi : (int -> 'a -> 'b) -> 'a Stdlib.Seq.t -> 'b Stdlib.Seq.t
val unzip : ('a * 'b) Stdlib.Seq.t -> 'a Stdlib.Seq.t * 'b Stdlib.Seq.t
val drop : int -> 'a Stdlib.Seq.t -> 'a Stdlib.Seq.t