úÎ?NoneB'An isomorphism from radians to degrees.radians # (180 :: Double)Radian 3.141592653589793 > radians # (90 :: Double)Radian 1.5707963267948966radians # (359 :: Double)Radian 6.265732014659643radians # (360 :: Double)Radian 6.283185307179586radians # (3600 :: Double)Radian 62.83185307179586radians # (1 :: Double)Radian 1.7453292519943295e-2radians # ((-180) :: Double)Radian (-3.141592653589793) radian-0.0.3 Data.RadianRadianradiansdegrees