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Nominal-General/nominal_library.ML
changeset 2377 273f57049bd1
parent 2375 e163fd99de44
child 2384 841b7e34e70a 
--- a/Nominal-General/nominal_library.ML	Mon Jul 19 08:55:49 2010 +0100
+++ b/Nominal-General/nominal_library.ML	Tue Jul 20 06:14:16 2010 +0100
@@ -61,7 +61,7 @@
 
 fun last2 [] = raise Empty
   | last2 [_] = raise Empty
-  | last2 [x, y] = (x,y)
+  | last2 [x, y] = (x, y)
   | last2 (_ :: xs) = last2 xs
 
 fun dest_listT (Type (@{type_name list}, [T])) = T
nominal2