--- a/src/HOL/Analysis/Sigma_Algebra.thy Fri Aug 18 13:55:05 2017 +0200
+++ b/src/HOL/Analysis/Sigma_Algebra.thy Fri Aug 18 20:47:47 2017 +0200
@@ -10,11 +10,11 @@
theory Sigma_Algebra
imports
Complex_Main
- "~~/src/HOL/Library/Countable_Set"
- "~~/src/HOL/Library/FuncSet"
- "~~/src/HOL/Library/Indicator_Function"
- "~~/src/HOL/Library/Extended_Nonnegative_Real"
- "~~/src/HOL/Library/Disjoint_Sets"
+ "HOL-Library.Countable_Set"
+ "HOL-Library.FuncSet"
+ "HOL-Library.Indicator_Function"
+ "HOL-Library.Extended_Nonnegative_Real"
+ "HOL-Library.Disjoint_Sets"
begin
text \<open>Sigma algebras are an elementary concept in measure