Class MathUtil

java.lang.Object

com.vividsolutions.jump.util.MathUtil

public class MathUtil
extends Object

Additional math utilities.

See Also:

• Math

Constructor Summary

Constructors

Constructor	Description
MathUtil()

Method Summary

Modifier and Type	Method	Description
static double	avg(double a, double b)	Returns the average of two doubles
static double	base10Log(double x)
static int	mostSignificantDigit(double x)
static double	orderOfMagnitude(double x)
static double	round(double value, int places)	round a double to number for instance round(123.4567 , 2) -> 123.45

Methods inherited from class Object

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

Constructor Details

MathUtil

public MathUtil()

Method Details

orderOfMagnitude

public static double orderOfMagnitude(double x)

base10Log

public static double base10Log(double x)

mostSignificantDigit

public static int mostSignificantDigit(double x)

avg

public static double avg(double a,
 double b)

Returns the average of two doubles

Parameters:

a - one of the doubles to average

b - the other double to average

Returns:

the average of two doubles

round

public static double round(double value,
 int places)

round a double to number for instance round(123.4567 , 2) -> 123.45

Parameters:

value - the value to round

places - number of decimal places

Returns:

a double rounded to "places" decimals