]> matita.cs.unibo.it Git - helm.git/blobdiff - matita/matita/contribs/lambdadelta/ground_2/xoa/ex_4_1_props.ma
update in ground_2, static_2, basic_2
[helm.git] / matita / matita / contribs / lambdadelta / ground_2 / xoa / ex_4_1_props.ma
index fe081386b301b8498ae764032fe547fe601817b6..877d462aac245e475651bb42fffb5230563e4947 100644 (file)
@@ -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.