net.finmath.rootfinder

Interface RootFinderWithDerivative

All Known Implementing Classes:

AbstractRootFinder, NewtonsMethod, SecantMethod

public interface RootFinderWithDerivative

This is the interface for a one dimensional root finder implemented as an question-and-answer algorithm.

Method Summary

Modifier and Type	Method and Description
double	getAccuracy()
double	getBestPoint()
double	getNextPoint()
int	getNumberOfIterations()
boolean	isDone()
void	setValueAndDerivative(double value, double derivative)

Method Detail

getNextPoint

double getNextPoint()

Returns:

Next point for which a value should be set using setValue.

setValueAndDerivative

void setValueAndDerivative(double value,
                           double derivative)

Parameters:

value - The value corresponding to the point returned by previous getNextPoint call.

derivative - The derivative corresponding to the point returned by previous getNextPoint call.

getNumberOfIterations

int getNumberOfIterations()

Returns:

Returns the numberOfIterations.

getAccuracy

double getAccuracy()

Returns:

Returns the accuracy.

isDone

boolean isDone()

Returns:

Returns the isDone.

getBestPoint

double getBestPoint()

Returns:

Best point optained so far