src/HOL/Probability/Sigma_Algebra.thy
changeset 44106 0e018cbcc0de
parent 42988 d8f3fc934ff6
child 44537 c10485a6a7af
--- a/src/HOL/Probability/Sigma_Algebra.thy	Tue Aug 09 18:52:18 2011 +0200
+++ b/src/HOL/Probability/Sigma_Algebra.thy	Tue Aug 09 20:24:48 2011 +0200
@@ -315,10 +315,10 @@
   by (auto simp add: binary_def)
 
 lemma Un_range_binary: "a \<union> b = (\<Union>i::nat. binary a b i)"
-  by (simp add: UNION_eq_Union_image range_binary_eq)
+  by (simp add: SUP_def range_binary_eq)
 
 lemma Int_range_binary: "a \<inter> b = (\<Inter>i::nat. binary a b i)"
-  by (simp add: INTER_eq_Inter_image range_binary_eq)
+  by (simp add: INF_def range_binary_eq)
 
 lemma sigma_algebra_iff2:
      "sigma_algebra M \<longleftrightarrow>
@@ -1109,7 +1109,7 @@
   done
 
 lemma UN_binaryset_eq: "(\<Union>i. binaryset A B i) = A \<union> B"
-  by (simp add: UNION_eq_Union_image range_binaryset_eq)
+  by (simp add: SUP_def range_binaryset_eq)
 
 section {* Closed CDI *}