X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcpmuwe_cpmuwe.ma;h=3ebd3c366f67c7b84a454b79e16c4ea6ab9931a9;hp=deea7cdd4f9149f0b6aa3d1f5f2673b4fb1ea5bb;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpmuwe_cpmuwe.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpmuwe_cpmuwe.ma
index deea7cdd4..3ebd3c366 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpmuwe_cpmuwe.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpmuwe_cpmuwe.ma
@@ -20,9 +20,9 @@ include "basic_2/rt_computation/cpmuwe.ma".
 (* Advanced properties ******************************************************)
 
 lemma cpmuwe_abbr_neg (h) (n) (G) (L) (T):
-      ∀V,U. ⦃G,L⦄ ⊢ T ➡*[n,h] -ⓓV.U → ⦃G,L⦄ ⊢ T ➡*𝐍𝐖*[h,n] -ⓓV.U.
+      ∀V,U. ❪G,L❫ ⊢ T ➡*[n,h] -ⓓV.U → ❪G,L❫ ⊢ T ➡*𝐍𝐖*[h,n] -ⓓV.U.
 /3 width=5 by cnuw_abbr_neg, cpmuwe_intro/ qed.
 
 lemma cpmuwe_abst (h) (n) (p) (G) (L) (T):
-      ∀W,U. ⦃G,L⦄ ⊢ T ➡*[n,h] ⓛ{p}W.U → ⦃G,L⦄ ⊢ T ➡*𝐍𝐖*[h,n] ⓛ{p}W.U.
+      ∀W,U. ❪G,L❫ ⊢ T ➡*[n,h] ⓛ[p]W.U → ❪G,L❫ ⊢ T ➡*𝐍𝐖*[h,n] ⓛ[p]W.U.
 /3 width=5 by cnuw_abst, cpmuwe_intro/ qed.