X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_conversion%2Fcpc_cpc.ma;h=556762eb306a72ae0733764bb27ea616a50037d6;hb=HEAD;hp=d3151122a0bf9560eece7f5c586535f4488fc208;hpb=f308429a0fde273605a2330efc63268b4ac36c99;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_conversion/cpc_cpc.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_conversion/cpc_cpc.ma
index d3151122a..556762eb3 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_conversion/cpc_cpc.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_conversion/cpc_cpc.ma
@@ -18,6 +18,6 @@ include "basic_2/rt_conversion/cpc.ma".
 
 (* Main properties **********************************************************)
 
-theorem cpc_conf: ∀h,G,L,T0,T1,T2. ⦃G,L⦄ ⊢ T0 ⬌[h] T1 → ⦃G,L⦄ ⊢ T0 ⬌[h] T2 →
-                  ∃∃T. ⦃G,L⦄ ⊢ T1 ⬌[h] T & ⦃G,L⦄ ⊢ T2 ⬌[h] T.
+theorem cpc_conf: ∀h,G,L,T0,T1,T2. ❨G,L❩ ⊢ T0 ⬌[h] T1 → ❨G,L❩ ⊢ T0 ⬌[h] T2 →
+                  ∃∃T. ❨G,L❩ ⊢ T1 ⬌[h] T & ❨G,L❩ ⊢ T2 ⬌[h] T.
 /3 width=3 by cpc_sym, ex2_intro/ qed-.