If you're ever interested in borrowing money from a bank, here are some calculations that can help you make the right choice. Suppose ...

I recently came across MathJax , the amazing new open-source approach to displaying $\rm{\LaTeX}$ on the web. Finally we can use fonts for $...

The idea of a group representation gives flesh and bones to the abstract notion of a group. A set of objects satisfying the group axioms has...