Maf Eqn is an extension that lets you quickly type an equation and see the real-time preview. It supports all commonly used functions and equations. The interface is intuitive and provides helpful shortcuts that are easy to use. The equation editor lets you search for the equation or systems of equations by simply typing the equation in the search box and seeing the results appear. The app is designed to work on any WeBWorK site, so you can use it on any class site, such as Google Forms.