Data.Angle

Deal with angles measured in degrees or radians.

Names are kept deliberately different from the standard prelude to avoid name clashes.

Documentation

newtype Radians x

An angle in radians.

Constructors

Radians x

Instances

Angle Radians

Eq x => Eq (Radians x)

Fractional x => Fractional (Radians x)

Num x => Num (Radians x)

Ord x => Ord (Radians x)

Show x => Show (Radians x)

newtype Degrees x

An angle in degrees.

Constructors

Degrees x

Instances

Angle Degrees

Eq x => Eq (Degrees x)

Fractional x => Fractional (Degrees x)

Num x => Num (Degrees x)

Ord x => Ord (Degrees x)

Show x => Show (Degrees x)

degrees :: Floating x => Radians x -> Degrees x

Convert from radians to degrees.

radians :: Floating x => Degrees x -> Radians x

Convert from degrees to radians.

class Angle a where

Type-class for angles.

Methods

sine :: Floating x => a x -> x

cosine :: Floating x => a x -> x

tangent :: Floating x => a x -> x

arcsine :: Floating x => x -> a x

arccosine :: Floating x => x -> a x

arctangent :: Floating x => x -> a x

Instances

Angle Degrees

Angle Radians