Package org.shredzone.commons.suncalc.util

Class Pegasus

java.lang.Object

org.shredzone.commons.suncalc.util.Pegasus

public class Pegasus
extends Object

Finds the root of a function by using the Pegasus method.

Since:

2.3

See Also:

• regula falsi

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	Pegasus.Function	The function that is to be solved.

Constructor Summary

Constructors

Constructor	Description
Pegasus()

Method Summary

Modifier and Type	Method	Description
static Double	calculate(double lower, double upper, double accuracy, Pegasus.Function f)	Find the root of the given function within the boundaries.

Methods inherited from class java.lang.Object

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

Constructor Details

Pegasus

public Pegasus()

Method Details

calculate

public static Double calculate(double lower,
 double upper,
 double accuracy,
 Pegasus.Function f)

Find the root of the given function within the boundaries.

Parameters:

lower - Lower boundary

upper - Upper boundary

accuracy - Desired accuracy

f - Function to be used for calculation

Returns:

root that was found

Throws:

ArithmeticException - if the root could not be found in the given accuracy within 30 iterations.