public abstract class Formula
Formulas provide a way to show dynamic values in a cell. The value could be based any number of factors, such as the values of other cells and the time of day. Those alternate cells can even exist in different workbook files on the user's machine or on the internet.
See Microsoft Excel help for more information on formulas.
Use one of the Parse or TryParse overloads to create a new formula.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+