X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground_2%2Fxoa%2Fex_4_1_props.ma;h=877d462aac245e475651bb42fffb5230563e4947;hb=1fd63df4c77f5c24024769432ea8492748b4ac79;hp=fe081386b301b8498ae764032fe547fe601817b6;hpb=945b096d007f70e8336847f07b174c48f26467e0;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground_2/xoa/ex_4_1_props.ma b/matita/matita/contribs/lambdadelta/ground_2/xoa/ex_4_1_props.ma
index fe081386b..877d462aa 100644
--- a/matita/matita/contribs/lambdadelta/ground_2/xoa/ex_4_1_props.ma
+++ b/matita/matita/contribs/lambdadelta/ground_2/xoa/ex_4_1_props.ma
@@ -12,9 +12,9 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "ground_2/xoa/xoa.ma".
+include "ground_2/xoa/ex_4_1.ma".
 
-(* Properties with multiple existental quantifier (5, 1) ********************)
+(* Properties with multiple existental quantifier (4, 1) ********************)
 
 lemma ex4_commute (A0) (P0,P1,P2,P3:A0→Prop):
                   (∃∃x0. P0 x0 & P1 x0 & P2 x0 & P3 x0) → ∃∃x0. P2 x0 & P3 x0 & P0 x0 & P1 x0.