The NOT expression is processed first ... see Order of Evaluation in Compound Expressions. Using Parentheses to Control Order of Evaluation Even though SAS evaluates logical operators in a specific ...

The plus sign (+) and minus sign (-) can be used as prefix operators. The word NOT and its equivalent symbols are also prefix operators. The following are examples of prefix operators used with ...

In Excel, Boolean logic ... you can use in other applications, like search engines and databases. Boolean operators, which Excel calls logical functions, include AND, OR, NOT, and a new function ...