Engineering involves a lot of math. And engineers sometimes get so involved in manipulating numbers that they forget some of the principles underlying the numerical manipulations they take for granted ...

As any algebra student is likely to ask a teacher, "Who ever uses complex numbers anyway?" The obvious answer, of course, is "math teachers." But that's just the beginning. Most scientists and ...

Have you ever sat in a math classroom and wondered, “When will I ever use this?” You might have asked yourself this question when you first encountered “imaginary” numbers, and with good reason: What ...