milestone update in ground_2 and basic_2A

[helm.git] / matita / matita / contribs / lambdadelta / basic_2A / substitution / lpx_sn.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2A/substitution/lpx_sn.ma b/matita/matita/contribs/lambdadelta/basic_2A/substitution/lpx_sn.ma
index 18adaacdf645b63414c4434f5f0111323f670d9c..b88b3f8bac488afeb9ce35face4582d2beba8f47 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2A/substitution/lpx_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/substitution/lpx_sn.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "ground_2/xoa/ex_3_2.ma".
 include "basic_2A/grammar/lenv_length.ma".
 
 (* SN POINTWISE EXTENSION OF A CONTEXT-SENSITIVE REALTION FOR TERMS *********)