Mercurial > urweb

view tests/thog.ur @ 1627:5c1f10cdac63

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
New 't.*' notation for SELECT
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Dec 2011 17:07:34 -0500
parents 714e8b84221b
children
line wrap: on
line source
fun ack (m, n) =
    if m = 0 then
        n + 1
    else if n = 0 then
        ack (m - 1, 1)
    else
        ack (m - 1, ack (m, n - 1))

fun main n = return <xml>{[ack (n, 4)]}</xml>