The tilde isn't the only sign you need to understand to truly get your head around Excel's inner workings. For example, the ...

The fix for the disposable formula habit in Excel is already on your screen. At the very bottom of your Excel window is a ...

Abstract: In order to better describe uncertain information, Zadeh first proposed the concept of Z-number in 2011. Z-number has a three-dimensional structure with fuzzy constraints, reliability ...