doc-src/Tutorial/Misc/tree
author paulson
Wed, 22 Dec 1999 17:16:53 +0100
changeset 8073 6c99b44b333e
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new weakening laws

datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)