1.1 --- a/src/HOL/ex/Execute_Choice.thy	Mon Sep 12 10:59:38 2011 +0200
     1.2 +++ b/src/HOL/ex/Execute_Choice.thy	Mon Sep 12 12:33:37 2011 +0200
     1.3 @@ -3,7 +3,7 @@
     1.4  header {* A simple cookbook example how to eliminate choice in programs. *}
     1.5  
     1.6  theory Execute_Choice
     1.7 -imports Main "~~/src/HOL/Library/AssocList"
     1.8 +imports Main "~~/src/HOL/Library/AList_Mapping"
     1.9  begin
    1.10  
    1.11  text {*