val pp_transition :
Stdlib.Format.formatter ->
((string * string) * (string * string * Lang.direction)) ->
unit
val machine :
Stdlib.Format.formatter ->
(string
* string list
* 'a
* ( string, 'b ) Stdlib.Hashtbl.t
* string
* string list
* ( string * string, string * string * Lang.direction ) Stdlib.Hashtbl.t) ->
unit
val pp_tape : Stdlib.Format.formatter -> (string * int) -> unit
val blocked_tape :
Stdlib.Format.formatter ->
(string * int) ->
string ->
string ->
bool ->
string ->
unit
val current_tape :
Stdlib.Format.formatter ->
string ->
int ->
((string * string) * (string * string * Lang.direction)) ->
bool ->
unit