Spirograph (Epitrochoids and Hypotrochoids!)

Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and active in your browser (Click here to install Java now)
Animate drawing
  • For "animation," either use the checkbox or the button in the applet.
  • Ctrl + [click and drag] on the background to move the image around.
  • Ctrl + [scroll wheel] to zoom in and out.

Marc Renault, Created with GeoGebra

This applet was created by
Marc Renault
Mathematics Department, Shippensburg University
msrenault at ship dot edu
Used with permission

Created with GeoGebra.

GeoGebra is a GNUed software package for mathematics visualization. The home for this application is http://www.geogebra.org.

Return to the Saint Louis University Department of Mathematics and Computer Science home page
Return to the SLU Calculus Applet page.
Return to the GeoGebra Applet page.
Last updated By Mike May, S.J , Dec 9, 2009.