X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fstatic%2Flfxs_length.ma;h=386e2ba8894c304c95fad915a7045eae17d4135a;hb=58ea181757dce19b875b2f5a224fe193b2263004;hp=01dd82cf42db896041fc8516a95986b8a5743b90;hpb=670ad7822d59e598a38d9037d482d3de188b170c;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/lfxs_length.ma b/matita/matita/contribs/lambdadelta/basic_2/static/lfxs_length.ma
index 01dd82cf4..386e2ba88 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/static/lfxs_length.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/lfxs_length.ma
@@ -19,6 +19,7 @@ include "basic_2/static/lfxs.ma".
 
 (* Forward lemmas with length for local environments ************************)
 
+(* Basic_2A1: uses: llpx_sn_fwd_length *)
 lemma lfxs_fwd_length: ∀R,L1,L2,T. L1 ⦻*[R, T] L2 → |L1| = |L2|.
 #R #L1 #L2 #T * /2 width=4 by lexs_fwd_length/
 qed-.