Young people these days live most of their lives online, so why shouldn’t they be plotting graphs and performing advanced calculations there as well? For the first time this spring, students taking ...

Graphing calculators have a sexiness only true nerds can understand, but should that be you, check out FooPlot, a sleek online graphing calculator that's fast and easy to use. The FooPlot graphing ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...