open Lacaml.D type 'a t = Vec.t let relabel t = t let copy ?n ?ofsy ?incy ?y ?ofsx ?incx t = copy ?n ?ofsy ?incy ?y ?ofsx ?incx t let norm t = nrm2 t let dim t = Vec.dim t let neg t = Vec.neg t let sum t = Vec.sum t let abs t = Vec.abs t let sin t = Vec.sin t let cos t = Vec.cos t let tan t = Vec.tan t let asin t = Vec.asin t let acos t = Vec.acos t let atan t = Vec.atan t let reci t = Vec.reci t let sqr t = Vec.sqr t let sqrt t = Vec.sqrt t let init f t = Vec.init f t let iter f t = Vec.iter f t let map f t = Vec.map f t let iteri f t = Vec.iteri f t let fold f a t = Vec.fold f a t let add t1 t2 = Vec.add t1 t2 let sub t1 t2 = Vec.sub t1 t2 let mul t1 t2 = Vec.mul t1 t2 let div t1 t2 = Vec.div t1 t2 let dot t1 t2 = dot t1 t2 let create n = Vec.create n let make0 n = Vec.make0 n let of_array a = Vec.of_array a let of_list l = Vec.of_list l let to_array t = Vec.to_array t let to_list t = Vec.to_list t let make n x = Vec.make n x (* let of_bigarray t = copy t let to_bigarray t = copy t *) let of_bigarray_inplace t = t let to_bigarray_inplace t = t let random ?rnd_state ?(from= -. 1.0) ?(range=2.0) n = let state = match rnd_state with | None -> Random.get_state () | Some state -> state in Vec.random ~rnd_state:state ~from ~range n let normalize v = let result = copy v in scal (1. /. (nrm2 v)) result; result let at t i = t.{i}