Safe HaskellSafe

Eta.Classes.RealFloat

Description

The RealFloat type class defines an interface to extract components from floating point numbers.

Documentation

class (RealFrac a, Floating a) => RealFloat a where #

Methods

floatRadix :: a -> Integer #

floatDigits :: a -> Int #

floatRange :: a -> (Int, Int) #

decodeFloat :: a -> (Integer, Int) #

encodeFloat :: Integer -> Int -> a #

exponent :: a -> Int #

significand :: a -> a #

scaleFloat :: Int -> a -> a #

isNaN :: a -> Bool #

isInfinite :: a -> Bool #

isDenormalized :: a -> Bool #

isNegativeZero :: a -> Bool #

isIEEE :: a -> Bool #

atan2 :: a -> a -> a #

Instances

RealFloat Double 

Methods

floatRadix :: Double -> Integer #

floatDigits :: Double -> Int #

floatRange :: Double -> (Int, Int) #

decodeFloat :: Double -> (Integer, Int) #

encodeFloat :: Integer -> Int -> Double #

exponent :: Double -> Int #

significand :: Double -> Double #

scaleFloat :: Int -> Double -> Double #

isNaN :: Double -> Bool #

isInfinite :: Double -> Bool #

isDenormalized :: Double -> Bool #

isNegativeZero :: Double -> Bool #

isIEEE :: Double -> Bool #

atan2 :: Double -> Double -> Double #

RealFloat Float 

Methods

floatRadix :: Float -> Integer #

floatDigits :: Float -> Int #

floatRange :: Float -> (Int, Int) #

decodeFloat :: Float -> (Integer, Int) #

encodeFloat :: Integer -> Int -> Float #

exponent :: Float -> Int #

significand :: Float -> Float #

scaleFloat :: Int -> Float -> Float #

isNaN :: Float -> Bool #

isInfinite :: Float -> Bool #

isDenormalized :: Float -> Bool #

isNegativeZero :: Float -> Bool #

isIEEE :: Float -> Bool #

atan2 :: Float -> Float -> Float #