X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Flib%2Fbasics%2Frelations.ma;fp=matita%2Fmatita%2Flib%2Fbasics%2Frelations.ma;h=24b2c9a9e32b688c05c712cd824a390ba2f65a76;hb=b5cb5cc7230870f757aadbe6b43ee146fe485a6d;hp=fb0423cea315bf5ceda6185c8fe95e3060221a67;hpb=38b251338be469c7bcd75cb9f243fad9ba8f0907;p=helm.git

diff --git a/matita/matita/lib/basics/relations.ma b/matita/matita/lib/basics/relations.ma
index fb0423cea..24b2c9a9e 100644
--- a/matita/matita/lib/basics/relations.ma
+++ b/matita/matita/lib/basics/relations.ma
@@ -10,6 +10,7 @@
       V_______________________________________________________________ *)
 
 include "basics/logic.ma".
+include "basics/core_notation/compose_2.ma".
 
 (********** predicates *********)