
diff -r 08519594b0e4 -r a7b603bbc1e6 doc-src/Tutorial/Misc/Tree.thy
--- a/doc-src/Tutorial/Misc/Tree.thy	Mon Nov 29 11:18:16 2004 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,3 +0,0 @@
-Tree = Main +
-datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
-end




