doc-src/Tutorial/Misc/tree
author paulson
Thu, 17 Jun 1999 10:39:30 +0200
changeset 6835 588f791ee737
parent 5377 efb799c5ed3c
permissions -rw-r--r--
addition of drop_... operators with new results and simplification of old ones

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