com.opengamma.strata.math.impl.rootfinding

Class CubicRealRootFinder

java.lang.Object

com.opengamma.strata.math.impl.rootfinding.CubicRealRootFinder

All Implemented Interfaces:

Polynomial1DRootFinder<Double>

public class CubicRealRootFinder
extends Object
implements Polynomial1DRootFinder<Double>

Root finder that calculates the roots of a cubic equation using CubicRootFinder and returns only the real roots. If there are no real roots, an exception is thrown.

Constructor Summary

Constructors

Constructor and Description
CubicRealRootFinder()

Method Summary

Modifier and Type	Method and Description
Double[]	getRoots(RealPolynomialFunction1D function)

Methods inherited from class java.lang.Object

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

Constructor Detail

CubicRealRootFinder

public CubicRealRootFinder()

Method Detail

getRoots

public Double[] getRoots(RealPolynomialFunction1D function)

Specified by:

getRoots in interface Polynomial1DRootFinder<Double>

Parameters:

function - The function, not null

Returns:

The roots of the function