milestone update in basic_2, update in ground and static_2

[helm.git] / matita / matita / contribs / lambdadelta / ground / lib / arith.ma

diff --git a/matita/matita/contribs/lambdadelta/ground/lib/arith.ma b/matita/matita/contribs/lambdadelta/ground/lib/arith.ma
index e11ea724d9ae4fcad88dd1464579af9d83721b75..6cbf869858e1d984d92a4233e7f78f504f63bdd2 100644 (file)
--- a/matita/matita/contribs/lambdadelta/ground/lib/arith.ma
+++ b/matita/matita/contribs/lambdadelta/ground/lib/arith.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "basics/core_notation/exp_2.ma".
 include "arithmetics/nat.ma".
 include "ground/xoa/ex_3_1.ma".
 include "ground/xoa/or_3.ma".