In article <[EMAIL PROTECTED]>, Marcin 'Qrczak' Kowalczyk <[EMAIL PROTECTED]> wrote:
> It doesn't provide instances of Num for anything which is already an instance > of the other classes. And in Haskell 98 they must be defined separately for > each type, instance (...) => Num a doesn't work. It works in extended Haskell however, so I suspect it lays to rest the question of needing some other language extension. -- Ashley Yakeley, Seattle WA _______________________________________________ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe
