src/HOL/Library/Option_ord.thy
changeset 27368 9f90ac19e32b
parent 26263 c95b91870e3b
child 28562 4e74209f113e
     1.1 --- a/src/HOL/Library/Option_ord.thy	Thu Jun 26 10:06:54 2008 +0200
     1.2 +++ b/src/HOL/Library/Option_ord.thy	Thu Jun 26 10:07:01 2008 +0200
     1.3 @@ -6,7 +6,7 @@
     1.4  header {* Canonical order on option type *}
     1.5  
     1.6  theory Option_ord
     1.7 -imports ATP_Linkup
     1.8 +imports Plain
     1.9  begin
    1.10  
    1.11  instantiation option :: (order) order