An icon in the shape of a lightning bolt. ... Boolean algebra — taking true and false values, ... physical manifestations of Boolean operators.

This is why it’s important to understand and master these search operators. Why It’s Called Boolean. Boolean refers to George Boole, a 19th-century mathematician who invented Boolean logic.

And secondly, mastering the basics of creating Boolean queries doesn’t require any technical background at all. Boolean terms explained. Before creating your first query, you should get comfortable ...

Just when you thought you had Boolean logic in the bag, Excel 2013 introduced the new operator XOR, which means Exclusive OR. Think of it as a similar opposite of NOT: If one condition is true and ...

A search for data that meets several criteria by using the Boolean operators AND, OR and NOT (see Boolean logic). For example, the request: "Search for all Spanish and French speaking employees ...

How George Boole invented Boolean logic and created the computer age As the 200th anniversary of his birth is marked with a Google doodle, we take a look at the lasting work of English ...