Mathematicians love a good puzzle. Even something as abstract as multiplying matrices (two-dimensional tables of numbers) can feel like a game when you try to find the most efficient way to do it.

Computer scientists are a demanding bunch. For them, it’s not enough to get the right answer to a problem — the goal, almost always, is to get the answer as efficiently as possible. Take the act of ...

Digital Signal Processing (DSP) is the basis for many modern technological applications, including mobile communications, radar, imaging for health care, and multi-media devices that process audio and ...