doc-src/Tutorial/Misc/Tree.thy
author nipkow
Tue, 27 Feb 2001 12:28:42 +0100
changeset 11184 10a307328d2c
parent 5377 efb799c5ed3c
permissions -rw-r--r--
kildall now via while and therefore executable!

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