# boolean

# What is **boolean**?

boolean meaning Pertaining to the principles of mathematical logic developed by George Boole, a nineteenth century mathematician. Boolean algebra is the study of operations carried out on variables that can have only one of two possible values; i.e., 1 (true) and 0 (false). As ADD, SUBTRACT, MULTIPLY, and DIVIDE are the primary operations of arithmetic, AND, OR, and NOT are the primary operations of Boolean Logic. In Pascal a boolean variable is a variable that can have one of two possible values, true or false.

reference: U.S . Food & Drug – Glossary of Computer System Software Development Terminology (8/95)

Tags: Computer

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