If it's not, it tells you what's left over. For example, if you divide 3 by 2, the MOD function will return 1. In this guide, I'll show you how you can use it to solve real-world problems.

However, we emphasize that in real-life situations one does not have all the time he wants to read something, such as reading a road sign while driving, or reading a sign on a moving object.

It underpins the whole theory of quantum mechanics, but does it exist? For nearly a century physicists have argued about whether the wave function is a real part of the world or just a ...