Add Yahoo as a preferred source to see more of our stories on Google. Algebra often involves manipulating numbers or other objects using operations like addition and multiplication. Flavio ...

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. You might remember ...

§2.1 FROM EGYPT TO EGYPT: Diophantus, 15 the father of algebra, in whose honor I have named this chapter, lived in Alexandria, in Roman Egypt, in either the 1st, the 2nd, or the 3rd century CE. I ...