GraphViewer allows you to visualize 3-dimensional functions and calculate some important values. It was developed for the University of Saarland in 2013.
Authors: Markus Bauer, Fabian Kosmale, Christian Brossette, Marc Jose

Attention: This application might be broken by now as it did not get updated in years!

They have computers, and they may have other weapons of mass destruction. - Janet Reno