doc-src/Tutorial/Misc/Tree.thy
author paulson
Wed, 13 Feb 2002 10:44:39 +0100
changeset 12884 5d18148e9059
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tidied. no more special simpset (super_ss)

Tree = Main +
datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
end