X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Ffsb.ma;h=919b91f610ef2cf4279b203f42573518f6560771;hp=e5a0108c3383bcfb0da418c525187851c034af1b;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb.ma
index e5a0108c3..919b91f61 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb.ma
@@ -19,7 +19,7 @@ include "basic_2/rt_transition/fpb.ma".
 
 inductive fsb (h): relation3 genv lenv term ≝
 | fsb_intro: ∀G1,L1,T1. (
-                ∀G2,L2,T2. ⦃G1,L1,T1⦄ ≻[h] ⦃G2,L2,T2⦄ → fsb h G2 L2 T2
+                ∀G2,L2,T2. ❪G1,L1,T1❫ ≻[h] ❪G2,L2,T2❫ → fsb h G2 L2 T2
              ) → fsb h G1 L1 T1
 .
 
@@ -32,11 +32,11 @@ interpretation
 (* Note: eliminator with shorter ground hypothesis *)
 (* Note: to be named fsb_ind when fsb becomes a definition like csx, lfsx ***)
 lemma fsb_ind_alt: ∀h. ∀Q: relation3 …. (
-                      ∀G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ → (
-                         ∀G2,L2,T2. ⦃G1,L1,T1⦄ ≻[h] ⦃G2,L2,T2⦄ → Q G2 L2 T2
+                      ∀G1,L1,T1. ≥[h] 𝐒❪G1,L1,T1❫ → (
+                         ∀G2,L2,T2. ❪G1,L1,T1❫ ≻[h] ❪G2,L2,T2❫ → Q G2 L2 T2
                       ) → Q G1 L1 T1
                    ) →
-                   ∀G,L,T. ≥[h] 𝐒⦃G,L,T⦄ →  Q G L T.
+                   ∀G,L,T. ≥[h] 𝐒❪G,L,T❫ →  Q G L T.
 #h #Q #IH #G #L #T #H elim H -G -L -T
 /4 width=1 by fsb_intro/
 qed-.