Old tiny freescale experiment get rid of.

[helm.git] / helm / software / matita / dama / metric_space.ma

diff --git a/helm/software/matita/dama/metric_space.ma b/helm/software/matita/dama/metric_space.ma
index bd16b2bd60217b33208159b97e188c99c2b06ee3..2ea43c03ae11017df5c262218a41b570ff11c15a 100644 (file)
--- a/helm/software/matita/dama/metric_space.ma
+++ b/helm/software/matita/dama/metric_space.ma
@@ -49,5 +49,5 @@ qed.
     
 (* coercion cic:/matita/metric_space/apart_of_metric_space.con. *)
 
-lemma ap2delta: ∀R.∀m:metric_space R.∀x,y:m.x#y → 0 < δ x y.
+lemma ap2delta: ∀R.∀m:metric_space R.∀x,y:m.ap_apart (apart_of_metric_space ? m) x y → 0 < δ x y.
 intros 2 (R m); cases m 0; simplify; intros; assumption; qed.