X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fs_transition%2Ffqu_weight.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fs_transition%2Ffqu_weight.ma;h=58fcbaa3198c3429f721e3fbac864f8796a10999;hb=8ec019202bff90959cf1a7158b309e7f83fa222e;hp=f342603698dbb103e2ba0cb517cee75dc39fa705;hpb=33d0a7a9029859be79b25b5a495e0f30dab11f37;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/s_transition/fqu_weight.ma b/matita/matita/contribs/lambdadelta/static_2/s_transition/fqu_weight.ma
index f34260369..58fcbaa31 100644
--- a/matita/matita/contribs/lambdadelta/static_2/s_transition/fqu_weight.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/s_transition/fqu_weight.ma
@@ -20,7 +20,7 @@ include "static_2/s_transition/fqu.ma".
 
 (* Forward lemmas with weight for closures **********************************)
 
-lemma fqu_fwd_fw: ∀b,G1,G2,L1,L2,T1,T2. ❪G1,L1,T1❫ ⬂[b] ❪G2,L2,T2❫ →
+lemma fqu_fwd_fw: ∀b,G1,G2,L1,L2,T1,T2. ❨G1,L1,T1❩ ⬂[b] ❨G2,L2,T2❩ →
                   ♯❨G2,L2,T2❩ < ♯❨G1,L1,T1❩.
 #b #G1 #G2 #L1 #L2 #T1 #T2 #H elim H -G1 -G2 -L1 -L2 -T1 -T2 //
 #I #I1 #I2 #G #L #HI12 normalize in ⊢ (?%%); -I1
@@ -30,7 +30,7 @@ qed-.
 (* Advanced eliminators *****************************************************)
 
 lemma fqu_wf_ind: ∀b. ∀Q:relation3 …. (
-                     ∀G1,L1,T1. (∀G2,L2,T2. ❪G1,L1,T1❫ ⬂[b] ❪G2,L2,T2❫ → Q G2 L2 T2) →
+                     ∀G1,L1,T1. (∀G2,L2,T2. ❨G1,L1,T1❩ ⬂[b] ❨G2,L2,T2❩ → Q G2 L2 T2) →
                                  Q G1 L1 T1
                               ) → ∀G1,L1,T1. Q G1 L1 T1.
 #b #Q #HQ @(wf3_ind_nlt … fw) #x #IHx #G1 #L1 #T1 #H destruct /4 width=2 by fqu_fwd_fw/