X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fstatic%2Faaa_lfdeq.ma;h=a018781282abca5f94d39a2bf5029cfeffdf6602;hb=5c186c72f508da0849058afeecc6877cd9ed6303;hp=e43f544cfcc43321eb0c1683632c61b83b4c1ee8;hpb=98fbba1b68d457807c73ebf70eb2a48696381da4;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/aaa_lfdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/static/aaa_lfdeq.ma
index e43f544cf..a01878128 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/static/aaa_lfdeq.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/aaa_lfdeq.ma
@@ -19,8 +19,8 @@ include "basic_2/static/aaa.ma".
 
 (* Properties with degree-based equivalence on referred entries *************)
 
-lemma aaa_tdeq_conf_fldeq: ∀h,o,G,L1,T1,A. ⦃G, L1⦄ ⊢ T1 ⁝ A → ∀T2. T1 ≡[h, o] T2 →
-                           ∀L2. L1 ≡[h, o, T1] L2 → ⦃G, L2⦄ ⊢ T2 ⁝ A.
+lemma aaa_tdeq_conf_lfdeq: ∀h,o,G,L1,T1,A. ⦃G, L1⦄ ⊢ T1 ⁝ A → ∀T2. T1 ≛[h, o] T2 →
+                           ∀L2. L1 ≛[h, o, T1] L2 → ⦃G, L2⦄ ⊢ T2 ⁝ A.
 #h #o #G #L1 #T1 #A #H elim H -G -L1 -T1 -A
 [ #G #L1 #s1 #X #H1 elim (tdeq_inv_sort1 … H1) -H1 //
 | #I #G #L1 #V1 #B #_ #IH #X #H1 >(tdeq_inv_lref1 … H1) -H1