FunctionR1toR1 Class Reference

An interface for a function from $\mathbf{R}^{1} \rightarrow \mathbf{R}^{1}$ . More...

#include <FunctionR1toR1.h>

Inheritance diagram for FunctionR1toR1:

List of all members.

Public Member Functions

virtual ~FunctionR1toR1 ()

Virtual destructor.

virtual void evaluate (double x)=0

Evaluates the function at $x$ .

virtual double getFunctionValue ()=0

Gets the function value at the last evaluated point.

virtual double getFirstDerivativeValue ()=0

Gets the function's first deriviate at the last evaluated point.

virtual double getSecondDerivativeValue ()=0

Gets the function's second deriviative at the last evaluated point.

double Brent_fmin (double ax, double bx, double tol)

double function (double x)

double minimum (double left, double right)

Detailed Description

An interface for a function from $\mathbf{R}^{1} \rightarrow \mathbf{R}^{1}$ .

Definition at line 25 of file FunctionR1toR1.h.

Constructor & Destructor Documentation

virtual FunctionR1toR1::~FunctionR1toR1 ( ) [inline, virtual]

Virtual destructor.

Definition at line 31 of file FunctionR1toR1.h.

Member Function Documentation

virtual void FunctionR1toR1::evaluate ( double x ) [pure virtual]

Evaluates the function at $x$ .

Parameters:

x

point to evaluate the function.

Implemented in CubicSpline, CubicSplineWithGeometricProgressionGrid, LinearSpline, and Polynomial.

Referenced by function().

virtual double FunctionR1toR1::getFunctionValue ( ) [pure virtual]

Gets the function value at the last evaluated point.

Returns:: function value.

Implemented in CubicSpline, LinearSpline, and Polynomial.

Referenced by function().

virtual double FunctionR1toR1::getFirstDerivativeValue ( ) [pure virtual]

Gets the function's first deriviate at the last evaluated point.

Returns:: function's deriviative value.

Implemented in CubicSpline, LinearSpline, and Polynomial.

virtual double FunctionR1toR1::getSecondDerivativeValue ( ) [pure virtual]

Gets the function's second deriviative at the last evaluated point.

Returns:: function's second derivative value.

Implemented in CubicSpline, LinearSpline, and Polynomial.

double FunctionR1toR1::Brent_fmin	(	double	ax,
		double	bx,
		double	tol
	)

Definition at line 81 of file FunctionR1toR1.cpp.

References function().

Referenced by minimum().

double FunctionR1toR1::function ( double x )

Definition at line 209 of file FunctionR1toR1.cpp.

References evaluate(), and getFunctionValue().

Referenced by Brent_fmin(), and QMCEigenSearch::get_a_diag().

double FunctionR1toR1::minimum	(	double	left,
		double	right
	)

Definition at line 215 of file FunctionR1toR1.cpp.

References Brent_fmin().

Referenced by QMCEigenSearch::get_a_diag().

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


Public Member Functions
virtual	~FunctionR1toR1 ()
	Virtual destructor.
virtual void	evaluate (double x)=0
	Evaluates the function at .
virtual double	getFunctionValue ()=0
	Gets the function value at the last evaluated point.
virtual double	getFirstDerivativeValue ()=0
	Gets the function's first deriviate at the last evaluated point.
virtual double	getSecondDerivativeValue ()=0
	Gets the function's second deriviative at the last evaluated point.
double	Brent_fmin (double ax, double bx, double tol)
double	function (double x)
double	minimum (double left, double right)