+ (string * NCic.metasenv * NCic.term * NCic.term * NCic.term) list
+
+(* returns (coercion,arity,arg) *)
+val match_coercion:
+ #status -> metasenv:NCic.metasenv -> subst:NCic.substitution ->
+ context:NCic.context -> NCic.term -> (NCic.term * int * int) option
+
+val generate_dot_file: #status -> Format.formatter -> unit