In a recent write-up, [David Delony] explains how he built a Wolfram Mathematica-like engine with Python. Core to the system is SymPy for symbolic math support. [David] said being able to work ...

You have twin children, and their birthday is approaching. You go to the toy shop to buy them presents and see 10 different toy options on the shelves. Each has a whole dollar price between $1 and ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...