org.apache.commons.math3
Class UtilsCommonsMath

java.lang.Object
  org.apache.commons.math3.UtilsCommonsMath

public final class UtilsCommonsMath
extends Object

Since:

1.0

Version:

$Id: UtilsCommonsMath.java 3693 2012-03-16 08:18:46Z CardosoP $

Author:

Julie Anton

Description :

This class contains the different epsilons used for the development

Use sample :

double epsilon = UtilsCommonsMath.EPSILON;

Concurrency :

immutable

Field Summary

static double	DOUBLE_COMPARISON_EPSILON Epsilon used for doubles relative comparison
static double	EPSILON Smallest positive number such that 1 - EPSILON is not numerically equal to 1.
static double	GEOMETRY_EPSILON Epsilon for the geometry aspects.
static double	SAFE_MIN Safe minimum, such that 1 / SAFE_MIN does not overflow.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

EPSILON

public static final double EPSILON

Smallest positive number such that 1 - EPSILON is not numerically equal to 1.

DOUBLE_COMPARISON_EPSILON

public static final double DOUBLE_COMPARISON_EPSILON

Epsilon used for doubles relative comparison

See Also:

Constant Field Values

GEOMETRY_EPSILON

public static final double GEOMETRY_EPSILON

Epsilon for the geometry aspects.

See Also:

Constant Field Values

SAFE_MIN

public static final double SAFE_MIN

Safe minimum, such that 1 / SAFE_MIN does not overflow.

In IEEE 754 arithmetic, this is also the smallest normalized number 2^-1022.