Num is basically Ring, but is spoiled by the inclusion of abs and signum, which of course mainly only make sense for subrings of C.
> Hello, I see that there is a "Monoid" class from Data.Monoid. What other algebras like Group, Ring, etc. have support in Haskell?Thanks, Vasili _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
