[mercury-users] constructor class syntax
David Glen JEFFERY
dgj at hydra.cs.mu.oz.au
Wed Nov 3 18:51:48 AEDT 1999
On 03-Nov-1999, Michael Day <mikeday at corplink.com.au> wrote:
>
> > :- typeclass ordered_container(C, T) <= container(C), ordered(T) where
> > [
> > func lowest_element(C(T)) = T <= ordered(T),
> > func highest_element(C(T)) = T <= ordered(T),
> > ...
> > and so forth
> > ].
>
> Ahh now that seems much more obvious. Would all the methods still need the
> constraint that T be ordered though?
No, they wouldn't... that is a typo.
dgj
--
David Jeffery (dgj at cs.mu.oz.au) | If your thesis is utterly vacuous
PhD student, | Use first-order predicate calculus.
Dept. of Comp. Sci. & Soft. Eng.| With sufficient formality
The University of Melbourne | The sheerist banality
Australia | Will be hailed by the critics: "Miraculous!"
| -- Anon.
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