src/HOL/Library/Ramsey.thy
changeset 25594 43c718438f9f
parent 24853 aab5798e5a33
child 25691 8f8d83af100a
     1.1 --- a/src/HOL/Library/Ramsey.thy	Mon Dec 10 11:24:08 2007 +0100
     1.2 +++ b/src/HOL/Library/Ramsey.thy	Mon Dec 10 11:24:09 2007 +0100
     1.3 @@ -5,7 +5,9 @@
     1.4  
     1.5  header "Ramsey's Theorem"
     1.6  
     1.7 -theory Ramsey imports Main Infinite_Set begin
     1.8 +theory Ramsey
     1.9 +imports PreList Infinite_Set
    1.10 +begin
    1.11  
    1.12  subsection {* Preliminaries *}
    1.13