In the example to the left, a number of spheres travel around a circle. The yellow sphere travels 2X as fast as the bronze sphere, the green sphere travels 3X as fast and the blue sphere travels 4X as fast. Click on the figure to start the animation.

demo    download file

In the example to the right, some points travel at different speeds along a segment. Click on the figure to start animation.

NOTE: THE DEMO BELOW IS UNFINISHED AND HAS SOME BUGS. HOPEFULLY IT WILL AT LEAST GIVE SOME IDEA OF HOW TO CONSTRUCT THE FILE.

demo    download file