X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2A%2Fgrammar%2Flenv_length.ma;h=5346ca04bb6c375f948b46cd6b50414ac8b2acfb;hb=1fd63df4c77f5c24024769432ea8492748b4ac79;hp=cefc9b04980a3a7b3e952b4f3cc21a24851ca727;hpb=277fc8ff21ce3dbd6893b1994c55cf5c06a98355;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2A/grammar/lenv_length.ma b/matita/matita/contribs/lambdadelta/basic_2A/grammar/lenv_length.ma
index cefc9b049..5346ca04b 100644
--- a/matita/matita/contribs/lambdadelta/basic_2A/grammar/lenv_length.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/grammar/lenv_length.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "ground_2/xoa/ex_2_3.ma".
 include "basic_2A/grammar/lenv.ma".
 
 (* LENGTH OF A LOCAL ENVIRONMENT ********************************************)