Please wait while the "Circle" applet loads. This may take up to 30 seconds on slower machines or during times of heavy Internet traffic.

This applet can be run from the MathinSite web site only.

It can be viewed in 800 x 600, or higher, screen mode. It is best viewed in 1024 x 768 mode.

If the "Mass-Spring-Damper" applet does not load, then, probably,