X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcontribs%2FLAMBDA-TYPES%2FUnified-Sub%2Fpreamble.ma;h=d889c399573b79a13cac67e4b1041e0058478bde;hb=1776f357e1a69fa1133956660b65d7bafdfe5c25;hp=3b532dd55e49d495f953b6d06aab7b999b705b97;hpb=1c66d874087fd178b21864cd53fc851dd01c2aff;p=helm.git

diff --git a/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma b/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
index 3b532dd55..d889c3995 100644
--- a/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
+++ b/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
@@ -21,7 +21,7 @@ set "baseuri" "cic:/matita/LAMBDA-TYPES/Unified-Sub/preamble".
 
 include "logic/equality.ma".
 include "../../RELATIONAL/datatypes/Bool.ma".
-include "../../RELATIONAL/NPlus/props.ma".
+include "../../RELATIONAL/NPlus/monoid.ma".
 include "../../RELATIONAL/NLE/props.ma".
 include "../../RELATIONAL/NLE/nplus.ma".