milestone update in ground_2 and basic_2A

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

diff --git a/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lpx_sn.ma b/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lpx_sn.ma
index 870315f66eb832527f0a687cddea618956d70a0f..235b9c548e7702773fa2c09f2d23d158dbe04a4b 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lpx_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/multiple/llpx_sn_lpx_sn.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "ground_2/lib/arith_2a.ma".
 include "basic_2A/substitution/lpx_sn_drop.ma".
 include "basic_2A/multiple/llpx_sn.ma".