X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2A%2Fmultiple%2Fllpx_sn_lreq.ma;h=567ff1e918d84ce26faa27e6d160c41e0abd0771;hb=68b4f2490c12139c03760b39895619e63b0f38c9;hp=ab4eb09378f247f8034ce755a566f3a489c46ecf;hpb=d2545ffd201b1aa49887313791386add78fa8603;p=helm.git

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 ab4eb0937..567ff1e91 100644
--- 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/lib/arith_2a.ma".
 include "basic_2A/substitution/drop_lreq.ma".
 include "basic_2A/multiple/llpx_sn.ma".