Re: [Haskell-cafe] instance Enum Double considered not entirely great?

On Tue, Sep 20, 2011 at 7:38 PM, Maciej Marcin Piechotka wrote:

+1 for:

class Eq a => IEEEEq a where    (<.) :: a -> a -> Bool    (>.) :: a -> a -> Bool

We already have this but it is hidden inside a library. It's called PartialOrd [1] and it's on the logfloat package. class PartialOrd a where cmp :: a -> a -> Maybe Ordering ... http://hackage.haskell.org/packages/archive/logfloat/0.12.1/doc/html/Data-Nu... -- Felipe.