Vvidget for Mac OS X upgraded to version 10.6.1
VVI (http://www.vvidget.org) has released version 10.6.1 of Vvidget,
a point and click graphing solution for Mac OS X. The upgrade adds
the Quadratic Lab to help students explore the quadratic equation.
It also adds Least Squares to provide straightforward regression
analysis, Stereo Graph for inexpensive true 3D viewing of perspective
graphs and Web Signals to monitor events on the web in real time.