X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fs_transition%2Ffquq_weight.ma;h=3aab7facead4414bcb8c8c633d392b787cfd9ce3;hp=f9293ec6820b9990abb93e957de687a6a1364163;hb=a454837a256907d2f83d42ced7be847e10361ea9;hpb=b4283c079ed7069016b8d924bbc7e08872440829

diff --git a/matita/matita/contribs/lambdadelta/static_2/s_transition/fquq_weight.ma b/matita/matita/contribs/lambdadelta/static_2/s_transition/fquq_weight.ma
index f9293ec68..3aab7face 100644
--- a/matita/matita/contribs/lambdadelta/static_2/s_transition/fquq_weight.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/s_transition/fquq_weight.ma
@@ -19,7 +19,7 @@ include "static_2/s_transition/fquq.ma".
 
 (* Forward lemmas with weight for closures **********************************)
 
-lemma fquq_fwd_fw: ∀b,G1,G2,L1,L2,T1,T2. ⦃G1,L1,T1⦄ ⊐⸮[b] ⦃G2,L2,T2⦄ →
+lemma fquq_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 -H [2: * ]
 /3 width=2 by fqu_fwd_fw, lt_to_le/