SciPy is a free and open-source Python library (built on top of Numpy) used for scientific computing and technical computing. SciPy contains modules for optimization, linear algebra, integration, ...

Every once and a while, I like to add new ways to do numerical calculations. In this case, it is with Khan Academy’s new computer science module. First, a couple of notes about the Khan Academy ...

Here is a post that shows some of the awesome things you can do with python and trinket. There are certainly many other tools that you could use to do numerical calculations.