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Equations for the curves are
x(t) = Sin(mt) y(t) = Sin(nt + Fi) where m, n are integer frequences and Fi is the phase difference. n has a small "add on" to get phase precession (i.e. every "new" figure has a new shifted phase). Free source. VRML animated 3D Lissajous bands
HTML5 + JavaScript based animation (unfortunately doesn't work in InternetExplorer yet). |