Meet The Four-Dimensional Numbers That Led to Modern Algebra Strange, long-forgotten numbers called quaternions are undergoing a revival in computer graphics, math, and physics.

You scrambled up a Rubik’s cube, and now you want to put it back in order. What sequence of moves should you make? Surprise: You can answer this question with modern algebra. Most folks who have ...

Algebra is a huge umbrella term within mathematics. It’s the first thing we learn after the basics of arithmetic, introducing variables as something we can work with and solve for.

Die Determinanten, für den ersten Unterricht in der Algebra bearbeitet. Von Dr. H. Kaiser. (Wiesbaden 1884.) Lessons Introductory to the Modern Higher Algebra. By George Salmon Fourth Edition.