org.opensourcephysics.sip.ch02
Class SHO

java.lang.Object
  org.opensourcephysics.sip.ch02.SHO

public class SHO
extends java.lang.Object

SHO models a simple harmonic oscillator.

Constructor Summary

SHO()
Creates a simple harmonic oscillator at x = 0 with v = 0.

Method Summary

double	analyticPosition(double y0, double v0) Computes the position using the given initial position and initial velocity.
double	analyticVelocity(double y0, double v0) Computes the velocity using the given initial position and initial velocity.
void	step() Steps (advances) the dynamical variables using the Euler algorithm.

Methods inherited from class java.lang.Object

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

Constructor Detail

SHO

public SHO()

Creates a simple harmonic oscillator at x = 0 with v = 0.

Method Detail

step

public void step()

Steps (advances) the dynamical variables using the Euler algorithm.

analyticPosition

public double analyticPosition(double y0,
                               double v0)

Computes the position using the given initial position and initial velocity.

Returns:

double

analyticVelocity

public double analyticVelocity(double y0,
                               double v0)

Computes the velocity using the given initial position and initial velocity.

Returns:

double