Class Calculator

java.lang.Object

ch.nolix.base.math.main.Calculator

public final class Calculator
extends Object

The Calculator provides mathematical functions.

Author:

Silvan Wyss

Method Summary

Modifier and Type	Method	Description
static double	getAbsoluteDifference(double value1, double value2)
static int	getAbsoluteDifference(int value1, int value2)
static long	getAbsoluteDifference(long value1, long value2)
static double	getAbsoluteValue(double value)	The absolute value of a value x is -x if x is negative, x otherwise.
static int	getAbsoluteValue(int value)	The absolute value of a value x is -x if x is negative, x otherwise.
static long	getAbsoluteValue(long value)	The absolute value of a value x is -x if x is negative, x otherwise.
static ARModel	getARModell(int pOrder, double[] inputValues)
static double	getAverage(double... values)
static int	getAverage(int... values)
static long	getAverage(long... values)
static double	getAverage(Iterable<Double> values)
static Polynom	getFittingPolynom(int degree, double[] xValues, double[] yValues)
static double	getMax(double... values)
static int	getMax(int... values)
static long	getMax(long... values)
static double	getMin(double... values)
static int	getMin(int... values)
static long	getMin(long... values)
static double	getSquare(double value)
static double	getSquare(int value)
static double	getSquare(long value)
static double	getSum(double... values)
static int	getSum(int... values)
static long	getSum(long... values)
static double	getSum(Iterable<Double> values)

Methods inherited from class Object

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

Method Details

getAbsoluteDifference

public static double getAbsoluteDifference(double value1,
 double value2)

Parameters:

value1 -

value2 -

Returns:

the absolute difference between the given 2 values.

getAbsoluteDifference

public static int getAbsoluteDifference(int value1,
 int value2)

Parameters:

value1 -

value2 -

Returns:

the absolute difference between the given 2 values.

getAbsoluteDifference

public static long getAbsoluteDifference(long value1,
 long value2)

Parameters:

value1 -

value2 -

Returns:

the absolute difference between the given 2 values.

getAbsoluteValue

public static double getAbsoluteValue(double value)

The absolute value of a value x is -x if x is negative, x otherwise.

Parameters:

value -

Returns:

the absolute value of the given value.

getAbsoluteValue

public static int getAbsoluteValue(int value)

The absolute value of a value x is -x if x is negative, x otherwise.

Parameters:

value -

Returns:

the absolute value of the given value.

getAbsoluteValue

public static long getAbsoluteValue(long value)

The absolute value of a value x is -x if x is negative, x otherwise.

Parameters:

value -

Returns:

the absolute value of the given value.

getAverage

public static double getAverage(double... values)

Parameters:

values -

Returns:

the average of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getAverage

public static double getAverage(Iterable<Double> values)

Parameters:

values -

Returns:

the average of the given values.

Throws:

RuntimeException - if the given values is empty.

getAverage

public static int getAverage(int... values)

Parameters:

values -

Returns:

the average of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getAverage

public static long getAverage(long... values)

Parameters:

values -

Returns:

the average of the given values.

Throws:

RuntimeException - if the given values is empty.

RuntimeException - if the given values is null or empty.

getARModell

public static ARModel getARModell(int pOrder,
 double[] inputValues)

Parameters:

pOrder -

inputValues -

Returns:

a new ARModel with the given pOrder and inputValues.

Throws:

RuntimeException - if the given pOrder is negative.

getFittingPolynom

public static Polynom getFittingPolynom(int degree,
 double[] xValues,
 double[] yValues)

Parameters:

degree -

xValues -

yValues -

Returns:

a new Polynom that has the given degree and fits the given values

Throws:

RuntimeException - if the given degree is negative.

RuntimeException - if the given degree is bigger than the count of the given xValues.

RuntimeException - if the count of the given yValues does not equal the count of the given xValues.

getMax

public static double getMax(double... values)

Parameters:

values -

Returns:

the biggest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getMax

public static int getMax(int... values)

Parameters:

values -

Returns:

the biggest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getMax

public static long getMax(long... values)

Parameters:

values -

Returns:

the biggest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getMin

public static double getMin(double... values)

Parameters:

values -

Returns:

the smallest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getMin

public static int getMin(int... values)

Parameters:

values -

Returns:

the smallest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getMin

public static long getMin(long... values)

Parameters:

values -

Returns:

the smallest value of the given values.

Throws:

RuntimeException - if the given values is null or empty.

getSquare

public static double getSquare(double value)

Parameters:

value -

Returns:

the square of the given value.

getSquare

public static double getSquare(int value)

Parameters:

value -

Returns:

the square of the given value.

getSquare

public static double getSquare(long value)

Parameters:

value -

Returns:

the square of the given value.

getSum

public static double getSum(double... values)

Parameters:

values -

Returns:

the sum of the given values.

Throws:

RuntimeException - if the given values is null.

getSum

public static int getSum(int... values)

Parameters:

values -

Returns:

the sum of the given values.

Throws:

RuntimeException - if the given values is null.

getSum

public static double getSum(Iterable<Double> values)

Parameters:

values -

Returns:

the sum of the given values.

Throws:

RuntimeException - if the given values is null.

getSum

public static long getSum(long... values)

Parameters:

values -

Returns:

the sum of the given values.

Throws:

RuntimeException - if the given values is null.