org.apache.commons.math3.analysis.integration.gauss
Class GaussIntegratorFactory

java.lang.Object
  org.apache.commons.math3.analysis.integration.gauss.GaussIntegratorFactory

public class GaussIntegratorFactory
extends Object

Class that provides different ways to compute the nodes and weights to be used by the Gaussian integration rule.

Since:

3.1

Version:

$Id: GaussIntegratorFactory.java 7721 2013-02-14 14:07:13Z CardosoP $

Constructor Summary

GaussIntegratorFactory()

Method Summary

GaussIntegrator	legendre(int numberOfPoints) Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the natural interval [-1 , 1].
GaussIntegrator	legendre(int numberOfPoints, double lowerBound, double upperBound) Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the given interval.
GaussIntegrator	legendreHighPrecision(int numberOfPoints) Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the natural interval [-1 , 1].
GaussIntegrator	legendreHighPrecision(int numberOfPoints, double lowerBound, double upperBound) Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the given interval.

Methods inherited from class java.lang.Object

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

Constructor Detail

GaussIntegratorFactory

public GaussIntegratorFactory()

Method Detail

legendre

public GaussIntegrator legendre(int numberOfPoints)

Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the natural interval [-1 , 1].

Parameters:

numberOfPoints - Order of the integration rule.

Returns:

a Gauss-Legendre integrator.

legendre

public GaussIntegrator legendre(int numberOfPoints,
                                double lowerBound,
                                double upperBound)

Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the given interval.

Parameters:

numberOfPoints - Order of the integration rule.

lowerBound - Lower bound of the integration interval.

upperBound - Upper bound of the integration interval.

Returns:

a Gauss-Legendre integrator.

legendreHighPrecision

public GaussIntegrator legendreHighPrecision(int numberOfPoints)

Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the natural interval [-1 , 1].

Parameters:

numberOfPoints - Order of the integration rule.

Returns:

a Gauss-Legendre integrator.

legendreHighPrecision

public GaussIntegrator legendreHighPrecision(int numberOfPoints,
                                             double lowerBound,
                                             double upperBound)

Creates an integrator of the given order, and whose call to the integrate method will perform an integration on the given interval.

Parameters:

numberOfPoints - Order of the integration rule.

lowerBound - Lower bound of the integration interval.

upperBound - Upper bound of the integration interval.

Returns:

a Gauss-Legendre integrator.