Package org.apfloat

Class EulerHelper

java.lang.Object

org.apfloat.EulerHelper

class EulerHelper
extends java.lang.Object

Helper class for computing the Euler gamma using binary splitting and the Brent-McMillan formula.

Since:

1.11.0

Version:

1.11.0

Field Summary

Fields

Modifier and Type	Field	Description
private static double	ALPHA
private Apfloat	n2
private long	precision
private int	radix

Constructor Summary

Constructors

Modifier	Constructor	Description
private	EulerHelper(Apfloat n2, long precision, int radix)

Method Summary

Modifier and Type	Method	Description
static Apfloat	euler(long precision, int radix)
private void	euler(long a, long b, ApfloatMath.ApfloatHolder P, ApfloatMath.ApfloatHolder Q, ApfloatMath.ApfloatHolder R, ApfloatMath.ApfloatHolder S, ApfloatMath.ApfloatHolder T, ApfloatMath.ApfloatHolder U, ApfloatMath.ApfloatHolder V)

Methods inherited from class java.lang.Object

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

Field Detail

ALPHA

private static final double ALPHA

See Also:

Constant Field Values

n2

private final Apfloat n2

precision

private final long precision

radix

private final int radix

Constructor Detail

EulerHelper

private EulerHelper(Apfloat n2,
                    long precision,
                    int radix)
             throws ApfloatRuntimeException

Throws:

ApfloatRuntimeException

Method Detail

euler

public static Apfloat euler(long precision,
                            int radix)
                     throws ApfloatRuntimeException

Throws:

ApfloatRuntimeException

euler

private void euler(long a,
                   long b,
                   ApfloatMath.ApfloatHolder P,
                   ApfloatMath.ApfloatHolder Q,
                   ApfloatMath.ApfloatHolder R,
                   ApfloatMath.ApfloatHolder S,
                   ApfloatMath.ApfloatHolder T,
                   ApfloatMath.ApfloatHolder U,
                   ApfloatMath.ApfloatHolder V)
            throws ApfloatRuntimeException

Throws:

ApfloatRuntimeException