doc-src/Tutorial/Misc/Tree.thy
author berghofe
Wed, 18 Aug 1999 17:43:53 +0200
changeset 7260 745f834281e2
parent 5377 efb799c5ed3c
permissions -rw-r--r--
Removed rbeta.

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