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src/HOL/Extraction/Pigeonhole.thy
changeset 37678 0040bafffdef
parent 37287 9834c21c4ba1 
--- a/src/HOL/Extraction/Pigeonhole.thy	Thu Jul 01 16:54:42 2010 +0200
+++ b/src/HOL/Extraction/Pigeonhole.thy	Thu Jul 01 16:54:44 2010 +0200
@@ -227,7 +227,7 @@
 
 end
 
-instantiation * :: (default, default) default
+instantiation prod :: (default, default) default
 begin
 
 definition "default = (default, default)"
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