X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Flpr_fpb.ma;h=e04ba82697f4c57118c85dfc435abb8a64027490;hb=e0c91d8a4422da0b39aca790e5826dc8a617b303;hp=866a03b98a5c58c2ac2282b745dd7c800395bed9;hpb=e23331eef5817eaa6c5e1c442d1d6bbb18650573;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lpr_fpb.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lpr_fpb.ma
index 866a03b98..e04ba8269 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lpr_fpb.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lpr_fpb.ma
@@ -21,5 +21,5 @@ include "basic_2/rt_transition/lpr_lpx.ma".
 
 (* Basic_2A1: uses: lpr_fpbq *)
 lemma lpr_fwd_fpb (h) (G) (T):
-      ∀L1,L2. ❪G,L1❫ ⊢ ➡[h,0] L2 → ❪G,L1,T❫ ≽ ❪G,L2,T❫.
+      ∀L1,L2. ❨G,L1❩ ⊢ ➡[h,0] L2 → ❨G,L1,T❩ ≽ ❨G,L2,T❩.
 /3 width=2 by lpx_fpb, lpr_fwd_lpx/ qed-.