ref: 53362c02342a4582377af1b586ac92f11c6a8d1c
dir: /lib/Data/Real.hs/
module Data.Real(module Data.Real) where import Prelude() -- do not import Prelude import Primitives import Data.Fractional import Data.Num import Data.Ratio_Type class Num a => Real a where toRational :: a -> Rational realToFrac :: forall a b . (Real a, Fractional b) => a -> b realToFrac a = fromRational (toRational a)