Using high school algebra and geometry, and knowing just one rational point on a circle or elliptic curve, we can locate infinitely many others. You’re sitting at the end of a long conference table, ...

In this tutorial, we want to find the character of ‘Pig.’ We are going to click the cell where we want to find the character. Then type =Find; bracket. Inside the bracket, we will type “Pig,” which is ...

The fix for the disposable formula habit in Excel is already on your screen. At the very bottom of your Excel window is a ...

Alan Veliz-Cuba has received funding from the Simons Foundation and the American Mathematical Society for some of his research. You can probably think of a time when you’ve used math to solve an ...