This commit implements the Abort button for the GUI using a clever trick by Xavier...

[helm.git] / helm / software / matita / library / logic / equality.ma

diff --git a/helm/software/matita/library/logic/equality.ma b/helm/software/matita/library/logic/equality.ma
index c26449c4261595031deaf05fd8b104816a384c18..0561fb993cb90045a502a12dcf28a14680f46fdb 100644 (file)
--- a/helm/software/matita/library/logic/equality.ma
+++ b/helm/software/matita/library/logic/equality.ma
@@ -62,7 +62,7 @@ qed.
 
 theorem eq_f: \forall  A,B:Type.\forall f:A\to B.
 \forall x,y:A. x=y \to f x = f y.
-intros.elim H.reflexivity.
+intros.elim H.apply refl_eq.
 qed.
 
 coercion cic:/matita/logic/equality/sym_eq.con.