Class Schrodinger

java.lang.Object
  |
  +--Schrodinger

Direct Known Subclasses:

ImprovedSchrodinger

class Schrodinger

extends java.lang.Object

implements Solvable

Numerically integrates the Schrodinger equation.

Field Summary

static double	_2m_over_h_bar_sq
static double	DEFAULT_ENERGY
static double	E
protected double	energy The energy parameter
protected double	firstValue The initial value of the function (arbitrary)
static double	H
static double	M
protected Function	pot The potential function

Constructor Summary

Schrodinger()
Creates a new Schrodinger solver, with a square well potential function

Schrodinger(Function fn)
Creates a new Schrodinger solver

Method Summary

double	getEnergy() Returns the value of the energy parameter
void	setEnergy(double d) Sets the value of the energy parameter
void	setPotentialFunction(Function f)
void	solve(double x, double h, double[] vals) Requests that the supplied array be filled with solution data.

Methods inherited from class java.lang.Object

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

Field Detail

energy

protected double energy

The energy parameter

firstValue

protected double firstValue

The initial value of the function (arbitrary)

pot

protected Function pot

The potential function

DEFAULT_ENERGY

public static final double DEFAULT_ENERGY

H

public static final double H

E

public static final double E

M

public static final double M

_2m_over_h_bar_sq

public static final double _2m_over_h_bar_sq

Constructor Detail

Schrodinger

public Schrodinger(Function fn)

Creates a new Schrodinger solver

Parameters:

fn - The potential function

Schrodinger

public Schrodinger()

Creates a new Schrodinger solver, with a square well potential function

Method Detail

solve

public void solve(double x,
                  double h,
                  double[] vals)

Description copied from interface: Solvable

Requests that the supplied array be filled with solution data. The nth element of the array should be the solution at x = x0 + step*n.

Specified by:

solve in interface Solvable

Tags copied from interface: Solvable

Parameters:

x0 - The initial x-value

step - The increment to be applied to x0

vals - The array which will hold the solution data

getEnergy

public double getEnergy()

Returns the value of the energy parameter

setEnergy

public void setEnergy(double d)

Sets the value of the energy parameter

setPotentialFunction

public void setPotentialFunction(Function f)