* Graphs: Functions, polar, parametric, and differential equations in up to 7
different graphing styles.
* Powerful Calculus Features: Integration, derivatives, minimums, maximums,
roots, and arcs.
* Function Evaluation Table
* Memory: 128K RAM with 96K user-available
* Displays shows 8 lines of 21 characters each or 64 x 128 pixel screen
* 4 AAA Batteries Included