val fresh_name: unit -> string
+val variables_of_term: CicNotationPt.term -> CicNotationPt.pattern_variable list
+val names_of_term: CicNotationPt.term -> string list
+
+val visit_ast:
+ ?special_k:(CicNotationPt.term -> CicNotationPt.term) ->
+ (CicNotationPt.term -> CicNotationPt.term) ->
+ CicNotationPt.term ->
+ CicNotationPt.term
+
+val visit_layout:
+ (CicNotationPt.term -> CicNotationPt.term) ->
+ CicNotationPt.layout_pattern ->
+ CicNotationPt.layout_pattern
+
+val strip_attributes: CicNotationPt.term -> CicNotationPt.term
+
+ (** generalization of List.combine to n lists *)
+val ncombine: 'a list list -> 'a list list
+
+val string_of_literal: CicNotationPt.literal -> string
+