X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fi_dynamic%2Fntas_nta_ind.ma;h=e2b47bd5fee1dd39528c8dc27e02f08f58b87efe;hp=a012d50ade578cd13ee78874c3af05d3c114c3e2;hb=25c634037771dff0138e5e8e3d4378183ff49b86;hpb=bd53c4e895203eb049e75434f638f26b5a161a2b

diff --git a/matita/matita/contribs/lambdadelta/basic_2/i_dynamic/ntas_nta_ind.ma b/matita/matita/contribs/lambdadelta/basic_2/i_dynamic/ntas_nta_ind.ma
index a012d50ad..e2b47bd5f 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/i_dynamic/ntas_nta_ind.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/i_dynamic/ntas_nta_ind.ma
@@ -48,12 +48,12 @@ qed-.
 lemma nta_ind_cnv (h) (a) (Q:relation4 …):
       (∀G,L,s. Q G L (⋆s) (⋆(⫯[h]s))) →
       (∀G,K,V,W,U.
-        ❪G,K❫ ⊢ V :[h,a] W → ⇧*[1] W ≘ U →
+        ❪G,K❫ ⊢ V :[h,a] W → ⇧[1] W ≘ U →
         Q G K V W → Q G (K.ⓓV) (#0) U
       ) →
-      (∀G,K,W,U. ❪G,K❫ ⊢ W ![h,a] → ⇧*[1] W ≘ U → Q G (K.ⓛW) (#0) U) →
+      (∀G,K,W,U. ❪G,K❫ ⊢ W ![h,a] → ⇧[1] W ≘ U → Q G (K.ⓛW) (#0) U) →
       (∀I,G,K,W,U,i.
-        ❪G,K❫ ⊢ #i :[h,a] W → ⇧*[1] W ≘ U →
+        ❪G,K❫ ⊢ #i :[h,a] W → ⇧[1] W ≘ U →
         Q G K (#i) W → Q G (K.ⓘ[I]) (#↑i) U
       ) →
       (∀p,I,G,K,V,T,U.