even more polymorphic dualizer

[helm.git] / helm / software / matita / contribs / dama / dama / nat_ordered_set.ma

diff --git a/helm/software/matita/contribs/dama/dama/nat_ordered_set.ma b/helm/software/matita/contribs/dama/dama/nat_ordered_set.ma
index dfeaa6d35074c8cddc99f7798a332ba8bdc21b66..9129cef9aabb082294340a1e872c0b215689e165 100644 (file)
--- a/helm/software/matita/contribs/dama/dama/nat_ordered_set.ma
+++ b/helm/software/matita/contribs/dama/dama/nat_ordered_set.ma
@@ -44,7 +44,7 @@ cases (nat_discriminable x z); [2: left; assumption] cases H1; clear H1;
 qed.
   
 lemma nat_ordered_set : ordered_set.
-letin hos ≝ (mk_half_ordered_set nat (λT:Type.λf:T→T→CProp.f) ? nat_excess ? nat_excess_cotransitive);
+letin hos ≝ (mk_half_ordered_set nat (λT,R:Type.λf:T→T→R.f) ? nat_excess ? nat_excess_cotransitive);
 [ intros; left; intros; reflexivity;
 | intro x; intro H; apply (not_le_Sn_n ? H);]
 constructor 1;