Jerome Vouillon wrote:

>On Wed, Apr 24, 2002 at 04:55:29PM +1000, John Max Skaller wrote:
>
>>How to compare recursive types?
>>
>
>You should definitively read "Recursive Subtyping Revealed" by
>Vladimir Gapeyev, Michael Levin, and Benjamin Pierce.
>(Available from http://www.cis.upenn.edu/~bcpierce/papers/index.html)
>
>If you are only interested in equality, 
>
Actually, with my definition of equality I can just compare
terms. But then I am still left with a requirement to establish
if A is a subtype of B.

Thanks for info.. I'll check out the papers. Good to see stuff online.
(because that's all I have access to :-)

-- 
John Max Skaller, mailto:skaller@ozemail.com.au
snail:10/1 Toxteth Rd, Glebe, NSW 2037, Australia.
voice:61-2-9660-0850




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