src/HOL/Library/Permutation.thy
changeset 15131 c69542757a4d
parent 15072 4861bf6af0b4
child 15140 322485b816ac
     1.1 --- a/src/HOL/Library/Permutation.thy	Mon Aug 16 14:21:54 2004 +0200
     1.2 +++ b/src/HOL/Library/Permutation.thy	Mon Aug 16 14:22:27 2004 +0200
     1.3 @@ -4,7 +4,9 @@
     1.4  
     1.5  header {* Permutations *}
     1.6  
     1.7 -theory Permutation = Multiset:
     1.8 +theory Permutation
     1.9 +import Multiset
    1.10 +begin
    1.11  
    1.12  consts
    1.13    perm :: "('a list * 'a list) set"