useless alias removed

diff --git a/helm/matita/tests/coercions.ma b/helm/matita/tests/coercions.ma
index 663656e05faf57e38008a240a72f10f893267123..ae69759bf4c083fe6ccaf5c4acb2325631d5e69d 100644 (file)
--- a/helm/matita/tests/coercions.ma
+++ b/helm/matita/tests/coercions.ma
@@ -41,7 +41,6 @@ coercion pos2nat.
 coercion nat2int.
 
 definition fst \def \lambda x,y:int.x.
-alias symbol "eq" (instance 0) = "Coq's leibnitz's equality".
 
 theorem a: fst O one = fst (positive O) (next one).
 reflexivity.