doc-src/Tutorial/Misc/Tree.thy
author paulson
Fri, 29 Oct 2004 15:16:02 +0200
changeset 15270 8b3f707a78a7
parent 5377 efb799c5ed3c
permissions -rw-r--r--
fixed reference to renamed theorem

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