fixed some stuff

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

diff --git a/helm/software/matita/contribs/dama/dama/ordered_set.ma b/helm/software/matita/contribs/dama/dama/ordered_set.ma
index a227af3c1928927fe04185224cfe1b409d9b8029..06c222830351ef1e2820df5af1f30c3ce0663095 100644 (file)
--- a/helm/software/matita/contribs/dama/dama/ordered_set.ma
+++ b/helm/software/matita/contribs/dama/dama/ordered_set.ma
@@ -12,7 +12,8 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "cprop_connectives.ma".
+include "datatypes/constructors.ma".
+include "logic/cprop_connectives.ma".
 
 (* Definition 2.1 *)
 record ordered_set: Type ≝ {
@@ -70,7 +71,5 @@ interpretation "ordered set square" 'square_os s = (square_ordered_set s).
 
 definition os_subset ≝ λO:ordered_set.λP,Q:O→Prop.∀x:O.P x → Q x.
 
-notation "a \subseteq u" left associative with precedence 70 
-  for @{ 'subset $a $u }.
-interpretation "ordered set subset" 'subset a b = (os_subset _ a b). 
+interpretation "ordered set subset" 'subseteq a b = (os_subset _ a b).