math

Class MathConsts

java.lang.Object

math.MathConsts

public final class MathConsts
extends Object

Some numerical constants from the Cephes library.

Field Summary

Fields

Modifier and Type	Field and Description
static double	BIG 4.503599627370496e15
static double	BIG_INV 2.22044604925031308085e-16
static double	LN_10 The value of ln(10)
static double	LN_2 The value of ln2
static double	LN_MIN_NORMAL Natural logarithm of Double.MIN_NORMAL (-708.3964185322641)
static double	LN_PI The value of ln(PI)
static double	MACH_EPS_DBL The IEEE 754 machine epsilon from Cephes: (2^-53)
static double	MAX_GAMMA 171.624376956302725
static double	MAX_LOG 7.09782712893383996732e2
static int	MAX_X_FOR_10_EXP_X_AS_DOUBLE Largest int x such that 10^x is representable (approximately) as double
static double	MIN_LOG -7.451332191019412076235e2
static double	MIN_TOL 5.218048215738236e-15 (equals (45 x MACH_EPS_DBL) + BIG_INV)
static double	MIN_VAL 4.450147717014403e-308 (equals 2 x Double.MIN_NORMAL)
static double	PI_SQUARED The value of Math.PI * Math.PI (9.869604401089358)
static double	SQRT_PI_HALF The value of sqrt(PI/2)
static double	SQRT_TWO The value of sqrt(2)
static double	SQRT_TWO_HALF The value of sqrt(2)/2
static double	SQRT_TWO_PI The value of sqrt(2*PI)

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

MACH_EPS_DBL

public static final double MACH_EPS_DBL

The IEEE 754 machine epsilon from Cephes: (2^-53)

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Constant Field Values

MAX_LOG

public static final double MAX_LOG

7.09782712893383996732e2

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Constant Field Values

MIN_LOG

public static final double MIN_LOG

-7.451332191019412076235e2

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Constant Field Values

MAX_GAMMA

public static final double MAX_GAMMA

171.624376956302725

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Constant Field Values

SQRT_TWO

public static final double SQRT_TWO

The value of sqrt(2)

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Constant Field Values

SQRT_TWO_PI

public static final double SQRT_TWO_PI

The value of sqrt(2*PI)

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Constant Field Values

SQRT_PI_HALF

public static final double SQRT_PI_HALF

The value of sqrt(PI/2)

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Constant Field Values

SQRT_TWO_HALF

public static final double SQRT_TWO_HALF

The value of sqrt(2)/2

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Constant Field Values

PI_SQUARED

public static final double PI_SQUARED

The value of Math.PI * Math.PI (9.869604401089358)

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Constant Field Values

LN_PI

public static final double LN_PI

The value of ln(PI)

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Constant Field Values

LN_2

public static final double LN_2

The value of ln2

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Constant Field Values

LN_10

public static final double LN_10

The value of ln(10)

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Constant Field Values

BIG

public static final double BIG

4.503599627370496e15

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Constant Field Values

BIG_INV

public static final double BIG_INV

2.22044604925031308085e-16

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Constant Field Values

MIN_VAL

public static final double MIN_VAL

4.450147717014403e-308 (equals 2 x Double.MIN_NORMAL)

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Constant Field Values

LN_MIN_NORMAL

public static final double LN_MIN_NORMAL

Natural logarithm of Double.MIN_NORMAL (-708.3964185322641)

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Constant Field Values

MIN_TOL

public static final double MIN_TOL

5.218048215738236e-15 (equals (45 x MACH_EPS_DBL) + BIG_INV)

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Constant Field Values

MAX_X_FOR_10_EXP_X_AS_DOUBLE

public static final int MAX_X_FOR_10_EXP_X_AS_DOUBLE

Largest int x such that 10^x is representable (approximately) as double

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Constant Field Values