doc-src/Tutorial/Datatype/triesels
author nipkow
Wed, 02 Oct 2002 17:03:51 +0200
changeset 13621 75ae05e894fa
parent 5851 15ce4c1c8313
permissions -rw-r--r--
*** empty log message ***

consts value :: ('a,'v)trie => 'v option
       alist :: "('a,'v)trie => ('a * ('a,'v)trie)list"
primrec "value(Trie ov al) = ov"
primrec "alist(Trie ov al) = al"