X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fstatic%2Fssta_llpx_sn.ma;h=0d08b9f5dbfffca12955e12218b6693d42eaabae;hb=dffdece065d12d9961a6c3f1222f6d112030336f;hp=3b1db6a9a45aaff08cd0e55a5de4a0a47817d766;hpb=87fbbf33fcc2ed91cc8b8a08e1c378ef49ac723d;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/ssta_llpx_sn.ma b/matita/matita/contribs/lambdadelta/basic_2/static/ssta_llpx_sn.ma
index 3b1db6a9a..0d08b9f5d 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/static/ssta_llpx_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/ssta_llpx_sn.ma
@@ -19,8 +19,7 @@ include "basic_2/static/ssta.ma".
 
 (* Properties on lazy sn pointwise extensions *******************************)
 
-lemma ssta_llpx_sn_conf: ∀R. (∀I,L.reflexive … (R I L)) →
-                             (∀I.l_liftable (R I)) →
+lemma ssta_llpx_sn_conf: ∀R. (∀L. reflexive … (R L)) → l_liftable R →
                          ∀h,g,G. s_r_confluent1 … (ssta h g G) (llpx_sn R 0).
 #R #H1R #H2R #h #g #G #Ls #T1 #T2 #H elim H -G -Ls -T1 -T2
 [ /3 width=4 by llpx_sn_fwd_length, llpx_sn_sort/