method append : beam_type -> beam_type
method matching : int -> beam_type
method at : time -> value_type array
- method output : int -> value_type array array
+ method output : int -> float array array array
method frequency : int array
end;;
class type io_type =
object
method read : string array -> beam_type
- method write : int array -> value_type array array -> string array
+ method write : int array -> float array array array -> string array
end;;