+(*
+val sequent_viewer :
+ ?hadjustment:GData.adjustment ->
+ ?vadjustment:GData.adjustment ->
+ ?font_size:int ->
+ ?log_verbosity:int ->
+ ?width:int ->
+ ?height:int ->
+ ?packing:(GObj.widget -> unit) ->
+ ?show:bool ->
+ unit ->
+ MatitaTypes.sequent_viewer
+*)
+