X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Flib%2Ftutorial%2Fchapter13.ma;h=c8620fcfd27c478fbd2bf0b92a4883db5bcce6ef;hb=21de0d35017656c5a55528390b54b0b2ae395b44;hp=1971b956ee9421eaac258dadf5c5512253e7032b;hpb=836e4f30514bceb27394604bbfbae31a62723dae;p=helm.git

diff --git a/matita/matita/lib/tutorial/chapter13.ma b/matita/matita/lib/tutorial/chapter13.ma
index 1971b956e..c8620fcfd 100644
--- a/matita/matita/lib/tutorial/chapter13.ma
+++ b/matita/matita/lib/tutorial/chapter13.ma
@@ -3,7 +3,7 @@ Coinductive Types and Predicates
 *)
 
 include "basics/lists/list.ma".
-include "chapter12.ma".
+include "tutorial/chapter12.ma".
 
 (* The only primitive data types of Matita are dependent products and universes.
 So far every other user defined data type has been an inductive type. An