org.hipparchus.util

Class SinCos

java.lang.Object

org.hipparchus.util.SinCos

public class SinCos
extends Object

Holder for both sine and cosine values.

This class is a simple container, it does not provide any computational method.

Since:

1.3

See Also:

FastMath.sinCos(double)

Method Summary

Modifier and Type	Method and Description
double	cos() Get the value of the cosine.
static SinCos	difference(SinCos scAlpha, SinCos scBeta) Compute sine and cosine of angles difference.
double	sin() Get the value of the sine.
static SinCos	sum(SinCos scAlpha, SinCos scBeta) Compute sine and cosine of angles sum.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

sin

public double sin()

Get the value of the sine.

Returns:

value of the sine

cos

public double cos()

Get the value of the cosine.

Returns:

value of the cosine

sum

public static SinCos sum(SinCos scAlpha,
                         SinCos scBeta)

Compute sine and cosine of angles sum.

Parameters:

scAlpha - \((\sin \alpha, \cos \alpha)\)

scBeta - \((\sin \beta, \cos \beta)\)

Returns:

\((\sin \alpha+\beta, \cos \alpha+\beta)\)

Since:

1.8

difference

public static SinCos difference(SinCos scAlpha,
                                SinCos scBeta)

Compute sine and cosine of angles difference.

Parameters:

scAlpha - \((\sin \alpha, \cos \alpha)\)

scBeta - \((\sin \beta, \cos \beta)\)

Returns:

\((\sin \alpha+\beta, \cos \alpha-\beta)\)

Since:

1.8