milestone update in ground_2 and basic_2A

[helm.git] / matita / matita / contribs / lambdadelta / basic_2A / multiple / llpx_sn_lreq.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lreq.ma b/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lreq.ma
index ab4eb09378f247f8034ce755a566f3a489c46ecf..c7eb4e1e9b4b04aafc84511cc9c7cd87d834f192 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lreq.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lreq.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "ground_2/lib/arith_2a.ma".
 include "basic_2A/substitution/drop_lreq.ma".
 include "basic_2A/multiple/llpx_sn.ma".