sig
type t
val make : int -> Gsl_cheb.t
external order : Gsl_cheb.t -> int = "ml_gsl_cheb_order"
external coefs : Gsl_cheb.t -> float array = "ml_gsl_cheb_coefs"
external init : Gsl_cheb.t -> Gsl_fun.gsl_fun -> a:float -> b:float -> unit
= "ml_gsl_cheb_init"
val eval : Gsl_cheb.t -> ?order:int -> float -> float
val eval_err : Gsl_cheb.t -> ?order:int -> float -> Gsl_fun.result
val deriv : Gsl_cheb.t -> Gsl_cheb.t
val integ : Gsl_cheb.t -> Gsl_cheb.t
end