REDUCE deserves credit for what it can do, especially if you work exclusively in the newest version of Excel and need highly ...

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells instead ...

One of the coolest tricks in Microsoft Excel is the ability to use it to calculate complicated matrix functions. While this isn't a totally mainstream use, if you've ever needed to work with matrices ...