The research was conducted and completed in July 2007 at the University of Iowa in Iowa City, Iowa. Aaron Peterson (09) studies at Luther College in Decorah, Iowa. Sarah Rozner (08) studies at the University of Wisconsin at La Crosse. Emily Sutter (10) studies at Cornell College in Mount Vernon, Iowa. Our sponsor is Dr. Yi Li, Professor and Chair of the Department of Mathematics at the University of Iowa. We have no additional instructions concerning the paper and its contents. Send Email

Yi Li, Applied Mathematical and Computational Sciences, University of Iowa