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 ...

Mathematics is often thought of as a subject that a student either understands or doesn't, with little in between. In reality, mathematics encompasses a wide variety of skills and concepts. Although ...