X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2Fdama%2Fdama%2Fmodels%2Fnat_lebesgue.ma;h=dd1f52b7233d8399cbd1dd390098969027e6815f;hb=910c252965fe17d6b5af92e4658e7d02bac82d58;hp=8b062b6ded457bad06717da766967b76902de547;hpb=790eccfa6b94dc82826d919691f8d4bfadb04573;p=helm.git

diff --git a/helm/software/matita/contribs/dama/dama/models/nat_lebesgue.ma b/helm/software/matita/contribs/dama/dama/models/nat_lebesgue.ma
index 8b062b6de..dd1f52b72 100644
--- a/helm/software/matita/contribs/dama/dama/models/nat_lebesgue.ma
+++ b/helm/software/matita/contribs/dama/dama/models/nat_lebesgue.ma
@@ -15,13 +15,12 @@
 include "lebesgue.ma".
 include "models/nat_order_continuous.ma".
 
-alias symbol "pair" = "dependent pair".
 theorem nat_lebesgue_oc:
    ∀a:sequence ℕ.∀l,u:ℕ.∀H:∀i:nat.a i ∈ [l,u]. 
      ∀x:ℕ.a order_converges x → 
       x ∈ [l,u] ∧ 
       ∀h:x ∈ [l,u].
-       uniform_converge {[l,u]} ⌊n,〈a n,H n〉⌋ 〈x,h〉.
+       uniform_converge {[l,u]} ⌊n,≪a n,H n≫⌋ ≪x,h≫.
 intros; apply lebesgue_oc; [apply nat_us_is_oc] assumption;
 qed.