Researchers at Rochester Institute of Technology have developed MathDeck, an online search interface that allows anyone to easily create, edit and lookup sophisticated math formulas on the computer.

This week's tutorial covers a number functions in Google's Spreadsheet app, Google Sheets. Here we take a practical look at using weekdays in calculations, introduce "if" statements and learn how to ...

In a nutshell: Formulas are a must for incorporating math into spreadsheets, but using them in Microsoft Excel involves a learning curve and can become tedious. This latest update adds a bit of ...