src/HOL/Parity.thy
changeset 30738 0842e906300c
parent 30056 0a35bee25c20
child 31017 2c227493ea56
     1.1 --- a/src/HOL/Parity.thy	Fri Mar 27 10:05:08 2009 +0100
     1.2 +++ b/src/HOL/Parity.thy	Fri Mar 27 10:05:11 2009 +0100
     1.3 @@ -5,7 +5,7 @@
     1.4  header {* Even and Odd for int and nat *}
     1.5  
     1.6  theory Parity
     1.7 -imports Plain Presburger Main
     1.8 +imports Main
     1.9  begin
    1.10  
    1.11  class even_odd =