A new book traces the history of division signs, square roots, pi, exponents, graph axes and other mathematical symbols. (Bigstock) Consider the simple plus sign: +. Most people, Joseph Mazur writes ...

All equals are not created equal—mathematicians sometimes play fast and loose. In programming, equal signs mean different things, and variables have different types. Turning intuitive math expertise ...

Before the 16th century, most math equations were written as metered verse. Thank god for graphic-design-inclined mathematicians. The study of mathematics has existed since ancient times.