nce.math

Class SolverRnRn

java.lang.Object

nce.math.SolverRnRn

Direct Known Subclasses:

Homotopy, NewtonRnRn, SuccessiveSubstitution

public abstract class SolverRnRn
extends java.lang.Object

Base class for the definition of a solver for multi-dimensional systems of non linear equations

Version:

20151113

Author:

Carlo Tegano

Constructor Summary

Constructors

Constructor and Description
SolverRnRn()

Method Summary

Methods

Modifier and Type	Method and Description
double	getEpsAbsF()
double	getEpsAbsX()
double	getEpsRelX()
double[]	getF()
int	getMaxIter()
double[]	getRoot() Returns current estimated solution
abstract void	init(FuncRnRn extFunc, double epsAbsX, double epsRelX, double epsAbsF, int maxIterU, double[] X0) Initialization of the solver
void	printSolution() Deprecated. Use asStringX
void	run() Simplified call equivalent to run(NCEMath.VERBOSE)
abstract void	run(java.lang.String mode) Runs the solution algorithm up to solution
void	setEpsAbsF(double epsAbsF)
void	setEpsAbsX(double epsAbsX)
void	setEpsRelX(double epsRelX)
void	setMaxIter(int maxIter)
void	toStringExtended() Prints X and F

Methods inherited from class java.lang.Object

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

Constructor Detail

SolverRnRn

public SolverRnRn()

Method Detail

run

public abstract void run(java.lang.String mode)
                  throws java.lang.ArithmeticException

Runs the solution algorithm up to solution

Parameters:

mode - SILENT or VERBOSE depending on the amount of output required

Throws:

java.lang.ArithmeticException

run

public void run()
         throws java.lang.ArithmeticException

Simplified call equivalent to run(NCEMath.VERBOSE)

Throws:

java.lang.ArithmeticException

init

public abstract void init(FuncRnRn extFunc,
        double epsAbsX,
        double epsRelX,
        double epsAbsF,
        int maxIterU,
        double[] X0)

Initialization of the solver

Parameters:

extFunc - the vector of equations to be solved

epsAbsX - absolute error for convergency on X

epsRelX - relative error for convergency on X

epsAbsF - absolute error for convergency on F

maxIterU - max number of iterations

X0 - initial guess for the solution vector

printSolution

public void printSolution()

Deprecated. Use asStringX

Prints X and F

toStringExtended

public void toStringExtended()

Prints X and F

getRoot

public double[] getRoot()

Returns current estimated solution

Returns:

X current solution estimation

getF

public double[] getF()

getMaxIter

public int getMaxIter()

setMaxIter

public void setMaxIter(int maxIter)

getEpsAbsX

public double getEpsAbsX()

setEpsAbsX

public void setEpsAbsX(double epsAbsX)

getEpsAbsF

public double getEpsAbsF()

setEpsAbsF

public void setEpsAbsF(double epsAbsF)

getEpsRelX

public double getEpsRelX()

setEpsRelX

public void setEpsRelX(double epsRelX)