math

Class Real.Interval

java.lang.Object

math.Real.Interval

Enclosing class:

Real

public static final class Real.Interval
extends Object

An interval on the real line.

Constructor Summary

Constructors

Constructor and Description
Interval(double lower, double upper)

Method Summary

Modifier and Type	Method and Description
boolean	contains(double value)
boolean	doesntContain(double value)
boolean	endpointsEqual() Test if the endpoints of this interval are equal.
boolean	endpointsEqual(double epsilon) Test if the endpoints of this interval are equal within the given tolerance level.
boolean	equals(Object o)
int	hashCode()
Real	lower()
double	lowerDbl()
String	toString()
Real	upper()
double	upperDbl()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Interval

public Interval(double lower,
                double upper)

Method Detail

lowerDbl

public double lowerDbl()

upperDbl

public double upperDbl()

lower

public Real lower()

upper

public Real upper()

endpointsEqual

public boolean endpointsEqual()

Test if the endpoints of this interval are equal. Note that this method tests for exact equality. To test for equality within a given tolerance, use endpointsEqual(double).

Returns:

true if the endpoints are equal and false otherwise.

endpointsEqual

public boolean endpointsEqual(double epsilon)

Test if the endpoints of this interval are equal within the given tolerance level.

Parameters:

epsilon - the tolerance level.

Returns:

true if the endpoints are equal within the given tolerance and false otherwise.

contains

public boolean contains(double value)

doesntContain

public boolean doesntContain(double value)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object