1.1 --- a/src/HOL/Library/Infinite_Set.thy	Thu Nov 28 13:58:11 2013 +0100
     1.2 +++ b/src/HOL/Library/Infinite_Set.thy	Thu Nov 28 13:58:12 2013 +0100
     1.3 @@ -5,7 +5,7 @@
     1.4  header {* Infinite Sets and Related Concepts *}
     1.5  
     1.6  theory Infinite_Set
     1.7 -imports Main
     1.8 +imports Set_Interval
     1.9  begin
    1.10  
    1.11  subsection "Infinite Sets"
    1.12 @@ -554,4 +554,3 @@
    1.13    by (simp add: atmost_one_def)
    1.14  
    1.15  end
    1.16 -