No specific info about version 2.1. Please visit the main page of Grapher on Mac Informer.
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Freeware program for Mac OS X which searches for and displays nearby wireless (AirPort/WiFi) access points along with information about their percent....
Scientific graphing calculator for Mac.
It allows you to explore four dimensional geometry.
Application that allows you to graph functions.
The Function grapher widget is able to plot complex functions and provides scale.