X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Freduction%2Fcpx_llpx_sn.ma;h=285157b452e0b9e117ff02c785b2bdbf2aeb8d87;hb=dffdece065d12d9961a6c3f1222f6d112030336f;hp=41810649416a878f3ed38bb903f0a2fef4f5aea3;hpb=87fbbf33fcc2ed91cc8b8a08e1c378ef49ac723d;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_llpx_sn.ma b/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_llpx_sn.ma
index 418106494..285157b45 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_llpx_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_llpx_sn.ma
@@ -20,9 +20,7 @@ include "basic_2/reduction/cpx.ma".
 (* Properties on lazy sn pointwise extensions *******************************)
 
 (* Note: lemma 1000 *)
-lemma cpx_llpx_sn_conf: ∀R. (∀I,L.reflexive … (R I L)) →
-                            (∀I.l_liftable (R I)) →
-                            (∀I.l_deliftable_sn (R I)) →
+lemma cpx_llpx_sn_conf: ∀R. (∀L. reflexive … (R L)) → l_liftable R → l_deliftable_sn R →
                         ∀h,g,G. s_r_confluent1 … (cpx h g G) (llpx_sn R 0).
 #R #H1R #H2R #H3R #h #g #G #Ls #T1 #T2 #H elim H -G -Ls -T1 -T2
 [ //