Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsMotions of a Simulated Damped Harmonic Oscillatorhttp://demonstrations.wolfram.com/MotionsOfASimulatedDampedHarmonicOscillator/]]>http://demonstrations.wolfram.com/MotionsOfASimulatedDampedHarmonicOscillator/