X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground_2%2Flib%2Farith.ma;h=79bcc2548bca92b905b524c6adfda5ae919040cc;hp=e65b5375a771c1ec43e1ac75eed875e441c32676;hb=d8d00d6f6694155be5be486a8239f5953efe28b7;hpb=3f57ed2589601e79478c85d74708d8ebdec2cf20

diff --git a/matita/matita/contribs/lambdadelta/ground_2/lib/arith.ma b/matita/matita/contribs/lambdadelta/ground_2/lib/arith.ma
index e65b5375a..79bcc2548 100644
--- a/matita/matita/contribs/lambdadelta/ground_2/lib/arith.ma
+++ b/matita/matita/contribs/lambdadelta/ground_2/lib/arith.ma
@@ -12,9 +12,11 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "arithmetics/nat.ma".
+include "ground_2/xoa/ex_3_1.ma".
+include "ground_2/xoa/or_3.ma".
 include "ground_2/notation/functions/uparrow_1.ma".
 include "ground_2/notation/functions/downarrow_1.ma".
-include "arithmetics/nat.ma".
 include "ground_2/pull/pull_2.ma".
 include "ground_2/lib/relations.ma".