src/HOL/Quotient.thy
changeset 39946 78faa9b31202
parent 39669 9e3b035841e4
child 39956 132b79985660
     1.1 --- a/src/HOL/Quotient.thy	Mon Oct 04 22:01:34 2010 +0200
     1.2 +++ b/src/HOL/Quotient.thy	Mon Oct 04 22:45:09 2010 +0200
     1.3 @@ -5,7 +5,7 @@
     1.4  header {* Definition of Quotient Types *}
     1.5  
     1.6  theory Quotient
     1.7 -imports Plain Sledgehammer
     1.8 +imports Plain Hilbert_Choice
     1.9  uses
    1.10    ("Tools/Quotient/quotient_info.ML")
    1.11    ("Tools/Quotient/quotient_typ.ML")