Inventing the Quaternions, Part 1: A Wizard Did It

When learning some mathematics, there are two main types of magic. The first kind is when you are presented with a fact, theorem, result–it may be surprising or mundane–but you do not yet have the means to prove it. For example, you might have just learned about complex numbers, and I might assure you that … Continue reading Inventing the Quaternions, Part 1: A Wizard Did It