The symbols we use every day have fascinating and surprisingly recent origins, explains author Joseph Mazur in his new book A few years ago friends and I were talking about the origins of written ...

Many students see the equal sign as a signal to calculate, rather than a symbol of equivalence. Here’s how to clear up that ...

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.

A formula is a rule that links variables and can be written using mathematical symbols. Substitute the given values for the length of one side (12) and the number of sides (5). Follow the formula ...

DR. LODGE'S remarks on p. 513 (April 2), ought not, I think, to pass without protest. He very reasonably objects to being asked to use a formula which is adapted to one particular set of units, and is ...