BIE::QuadTreeIntegrator Class Reference

Cubature algorithm. More...

#include <QuadTreeIntegrator.h>

Collaboration diagram for BIE::QuadTreeIntegrator:

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List of all members.

Public Types
typedef vector< double >(*	Integrand )(double, double)
	Function prototype.
typedef pair< double, QuadTreeIntegrator * >	FrontierNode
	Value instance keys for recursion.
Public Member Functions
	QuadTreeIntegrator (double a0, double a1, double b0, double b1, int dim, Integrand func, double eps, int minlevel, int maxlevel)
	Constructor for root node.
	~QuadTreeIntegrator ()
	Destructor -- recursively delete tree.
vector< double >	Integral ()
	Return value of intgral.
vector< double >	AbsError ()
	Absolute error estimate.
double	MaxAbsError ()
	Maximum error estimate.
double	MaxRelError ()
	Maximum relative error estimate.
vector< double >	RelError ()
	Relative error estimate.
int	NumEvals ()
	Number of function evaluations.
int	MaxLevel ()
	Return highest level of tree used.
void	PrintFrontier (ostream &out)
	Print tile corners in frontier after call Intgral() (for debugging).
Classes
struct	RootVars
	Root node for quadtree integrator. More...

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Detailed Description

Cubature algorithm.

based on:

Adaptive Quadrature for Multiple Integrals over N-Dimensional Rectangular Regions

Author(s): A.C. Genz, A.A. Malik

Adapted by: M. Weinberg

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Constructor & Destructor Documentation

BIE::QuadTreeIntegrator::QuadTreeIntegrator	(	double	a0,
		double	a1,
		double	b0,
		double	b1,
		int	dim,
		Integrand	func,
		double	eps,
		int	minlevel,
		int	maxlevel
	)

Constructor for root node.

a0, a1 -- endpoints of x-interval b0, b1 -- endpoints of y-interval dim -- dimension of vector returned by func func -- intgrand function eps -- desired relative error minlevel -- maximum number of branches in quad tree maxlevel -- maximum number of branches in quad tree

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The documentation for this class was generated from the following file:

• /home/weinberg/src/BIE/include/QuadTreeIntegrator.h