automaticly create the ana, cata, hylomorphisms

Keith Wansbrough Keith.Wansbrough at
Fri Nov 7 14:59:42 EST 2003

> Hello programmers,
> I have a problem to solve and don't have a clue where to start.

This is a homework question.  Please read

for some helpful hints.

By the way, you shouldn't post the same message to multiple lists - you should choose the right one (haskell-cafe in this case), or if you must, cross-post one message to both.  This means people who subscribe to both won't see your message twice.

--KW 8-)
Keith Wansbrough <kw217 at>
University of Cambridge Computer Laboratory.

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