Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Tests of characteristics associated with PUIDs are made in a form or mathematical logic known as a Boolean expression (after George Boole who invented it). A Boolean expression combines ...

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 who ...

A prefix operator is an operator that is applied to the variable, constant, function, or parenthetic expression that immediately follows it. The plus sign (+) and minus sign (-) can be used as prefix ...

It's cleaner and less cluttered: The double-unary operator is the most concise way to apply a mathematical coercion operation to an array. For example, if you have a complex nested array formula, two ...

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