module A : Owl_types_ndarray_mutable.Sigtype devicetype value
val make_device : unit -> deviceval arr_to_value : A.arr -> valueval value_to_arr : value -> A.arrval elt_to_value : A.elt -> valueval value_to_elt : value -> A.eltval value_to_float : value -> floatval is_arr : value -> boolval is_elt : value -> bool