X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Ffeqg_fqu.ma;h=b541c4b6cf23a22e80fa869e2eb1ee41fc2e9107;hb=e0c91d8a4422da0b39aca790e5826dc8a617b303;hp=e70fcc94d1ec32ad18fbaab7f2c32f041d6f6b58;hpb=98e786e1a6bd7b621e37ba7cd4098d4a0a6f8278;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/feqg_fqu.ma b/matita/matita/contribs/lambdadelta/static_2/static/feqg_fqu.ma
index e70fcc94d..b541c4b6c 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/feqg_fqu.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/feqg_fqu.ma
@@ -19,7 +19,7 @@ include "static_2/static/feqg_length.ma".
 (* Properties with structural successor for closures ************************)
 
 lemma fqu_fneqg (S) (b) (G1) (G2) (L1) (L2) (T1) (T2):
-      ❪G1,L1,T1❫ ⬂[b] ❪G2,L2,T2❫ → ❪G1,L1,T1❫ ≛[S] ❪G2,L2,T2❫ → ⊥.
+      ❨G1,L1,T1❩ ⬂[b] ❨G2,L2,T2❩ → ❨G1,L1,T1❩ ≛[S] ❨G2,L2,T2❩ → ⊥.
 #S #b #G1 #G2 #L1 #L2 #T1 #T2 #H elim H -G1 -G2 -L1 -L2 -T1 -T2
 [ /3 width=8 by feqg_fwd_length, nsucc_inv_refl/
 | /3 width=9 by teqg_inv_pair_xy_x, feqg_fwd_teqg/