The simplest way to start documenting Excel formulas like a coder is by using the N () function. Although its primary job is to convert non-numeric values into numbers, it has a hidden quirk: because ...

Data validation in Microsoft Excel is a great way to limit what can be entered into a cell. However, creating rules using a formula allows you to enforce even more precise parameters—and there are ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Have you ever stared at a sprawling Excel spreadsheet, wondering how to make sense of the chaos? For many, Excel formulas feel like a secret language, powerful yet elusive. But here’s the truth: ...

Ben Liu is a quantitative problem solver. Liu has modeled aspects of cells and measured the limits of cardio-electrophysiological models as an undergraduate in RIT’s School of Mathematical Sciences.

Corrected: An earlier version of this Commentary illustration included an incorrect math formula. The correct formula for calculating the area of a circle is A=πr^2. When I was a kid, I hated math. I ...

Chance Harrison and Jaylen Garibay, seniors at Rio Mesa High School, compare data and work on an analysis they collected on student stress levels. Credit: Javeria Salman/The Hechinger Report The ...

Ben Liu is a quantitative problem solver. Liu has modeled aspects of cells and measured the limits of cardio-electrophysiological models as an undergraduate in RIT’s School of Mathematical Sciences.