- theory of llor now includes (long awaited) non-recursive alternative definition

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / substitution / llpx_sn_lpx_sn.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/substitution/llpx_sn_lpx_sn.ma b/matita/matita/contribs/lambdadelta/basic_2/substitution/llpx_sn_lpx_sn.ma
index 21a88ca0e21564894c6432764d1cca72e77b072f..6a0a210ca523b23b41f207c87c8f158c5db4708d 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/substitution/llpx_sn_lpx_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/substitution/llpx_sn_lpx_sn.ma
@@ -19,7 +19,7 @@ include "basic_2/substitution/llpx_sn.ma".
 
 (* Properties on pointwise extensions ***************************************)
 
-lemma lpx_sn_llpx_sn: ∀R. (∀I,L. reflexive … (R I L)) →
+lemma lpx_sn_llpx_sn: ∀R. (∀L. reflexive … (R L)) →
                       ∀T,L1,L2,d. lpx_sn R L1 L2 → llpx_sn R d T L1 L2.
 #R #HR #T #L1 @(f2_ind … rfw … L1 T) -L1 -T
 #n #IH #L1 * *