doc-src/Tutorial/Misc/Tree.thy
author wenzelm
Thu, 15 Feb 2001 17:18:54 +0100
changeset 11145 3e47692e3a3e
parent 5377 efb799c5ed3c
permissions -rw-r--r--
eliminate get_def;

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