+ MatitaGuiTypes.sequentsViewer
+
+val cicBrowser: unit -> MatitaGuiTypes.cicBrowser
+
+(** {2 MathView wide functions} *)
+(* TODO ZACK consider exporting here a single function which return a list of
+ * MatitaGuiTypes.clickableMathView and act on them externally ... *)
+
+val increase_font_size: unit -> unit
+val decrease_font_size: unit -> unit
+val reset_font_size: unit -> unit
+
+val refresh_all_browsers: unit -> unit (** act on all cicBrowsers *)
+val update_font_sizes: unit -> unit
+
+ (** {3 selection handling} *)
+
+ (* @return the selections of a (unspecified) math viewer *)
+val get_selections: unit -> string list option
+
+ (* remove the selections of all math viewers *)
+val reset_selections: unit -> unit
+
+(** {2 Singleton instances} *)
+
+val cicMathView_instance: unit -> MatitaGuiTypes.cicMathView
+val sequentsViewer_instance: unit -> MatitaGuiTypes.sequentsViewer
+
+val mathViewer: unit -> MatitaTypes.mathViewer
+
+(** {2 Initialization} *)
+
+val set_gui: MatitaGuiTypes.gui -> unit