src/HOL/Lattices_Big.thy
changeset 66364 fa3247e6ee4b
parent 65965 088c79b40156
child 66425 8756322dc5de
     1.1 --- a/src/HOL/Lattices_Big.thy	Mon Aug 07 11:21:07 2017 +0200
     1.2 +++ b/src/HOL/Lattices_Big.thy	Mon Aug 07 11:21:11 2017 +0200
     1.3 @@ -6,7 +6,7 @@
     1.4  section \<open>Big infimum (minimum) and supremum (maximum) over finite (non-empty) sets\<close>
     1.5  
     1.6  theory Lattices_Big
     1.7 -imports Finite_Set Option
     1.8 +  imports Option
     1.9  begin
    1.10  
    1.11  subsection \<open>Generic lattice operations over a set\<close>