[Haskell-cafe] Strange error with type classes + associated types

Brent Yorgey byorgey at seas.upenn.edu
Mon Apr 19 18:22:04 EDT 2010


On Mon, Apr 19, 2010 at 09:40:25AM -0700, Conal Elliott wrote:
> On Sun, Apr 18, 2010 at 9:02 PM, Brent Yorgey <byorgey at seas.upenn.edu>wrote:
> 
> > Conal,
> >
> > Thanks for looking into this!  Making (:-*) into a proper type seems
> > promising.  I did try wrapping (:-*) in a newtype but that didn't
> > help (although I didn't expect it to).
> >
> 
> What do you mean by a "proper type"?  I didn't know what Roman meant either,
> though I guessed he meant a newtype or data type.

Yes, that's what I meant too, sorry for the imprecise terminology.

> > I see you just uploaded a new version of vector-space; what's new in
> > 0.6.2?
> >
> 
> The dependency on the Boolean package now specifies >= 0.0.1.

Ah, OK.

-Brent


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