X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnReference.mli;h=de468c3c10cdb67776fb877bab4b02af15bb4857;hb=725115d4f97b92666c4241f88b4f337f9d07a79f;hp=26145ee797b4a69ecb50b7ce6693e63d3927da2e;hpb=0fae7e0c93edd15c8e7f9f8330721f94388100ad;p=helm.git

diff --git a/helm/software/components/ng_kernel/nReference.mli b/helm/software/components/ng_kernel/nReference.mli
index 26145ee79..de468c3c1 100644
--- a/helm/software/components/ng_kernel/nReference.mli
+++ b/helm/software/components/ng_kernel/nReference.mli
@@ -21,11 +21,14 @@ type spec =
  | Ind of int
  | Con of int * int (* indtyno, constrno *)
 
-type reference = Ref of int *  NUri.uri * spec
+type reference = private Ref of int *  NUri.uri * spec
 
 val eq: reference -> reference -> bool
 val string_of_reference: reference -> string 
 
+(* given the reference of an inductive type, returns the i-th contructor *)
+val mk_constructor: int -> reference -> reference
+
 
 (* CACCA *)
 val reference_of_ouri: UriManager.uri -> spec ->  reference