X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnCic.ml;h=a9cc9a671f39161afc8500eec4f012d2769fc589;hb=04f22df647f35080b499b720bca7bc0eb1794c64;hp=2be6a73882bae4249e68f8845e510f5b5680385e;hpb=e48acbc0d00717ce8f12412673ece4e4ee0e9642;p=helm.git

diff --git a/helm/software/components/ng_kernel/nCic.ml b/helm/software/components/ng_kernel/nCic.ml
index 2be6a7388..a9cc9a671 100644
--- a/helm/software/components/ng_kernel/nCic.ml
+++ b/helm/software/components/ng_kernel/nCic.ml
@@ -13,14 +13,18 @@
 
 (********************************* TERMS ************************************)
 
-type sort = Prop | Type of int | CProp
+type universe = (bool * NUri.uri) list 
+  (* Max of non-empty list of named universes, or their successor (when true) *)
+
+type sort = Prop | Type of universe
 
 type implicit_annotation = [ `Closed | `Type | `Hole | `Term ]
 
 type lc_kind = Irl of int | Ctx of term list
 
 and local_context = int * lc_kind             (* shift (0 -> no shift), 
-                                                 subst (None means id) *) 
+                                                 subst (Irl n means id of
+						 length n) *) 
 and term =
  | Rel      of int                            (* DeBruijn index, 1 based    *)
  | Meta     of int * local_context