A function is a rule that is applied to one set of values to give another set of values. A function can be illustrated on a graph - points are plotted as coordinates and joined by either a ...

Graphing calculators have more advanced capabilities for higher-level math than scientific calculators, with larger, more dynamic screens for graphing functions and plotting coordinates.

We selected the best graphing calculators featuring options like rechargeable batteries, color displays, and more for your math and science classes.

For the longest time, graphing calculators have not changed in terms of design and function, as they all centered on solving algebra and other math problems that could take more time to solve on ...

C. E. Rickart, The Maximal Ideal Space of Functions Locally Approximable in a Function Algebra, Proceedings of the American Mathematical Society, Vol. 17, No. 6 (Dec., 1966), pp. 1320-1326 ...