Boolean operators AND

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• Boolean operators — For the mathematical function, click here: Boolean function Boolean Operators are words or marks typed in some search engines search box to show specific webpages with certain phrases or words together or omitted. The term is derived from Boolean …   Wikipedia

• Boolean — Boo‧le‧an [ˈbuːliən] adjective [only before a noun] COMPUTING relating to a type of logic in which something can be either true or false, but not both: • online systems which make use of Boolean logic • a Boolean search (= a search for… …   Financial and business terms

• Boolean datatype — In computer science, the Boolean datatype, sometimes called the logical datatype , is a primitive datatype having one of two values: true and false. Many systems represent true as non zero (often 1, or 1) and false as zero . It is the special… …   Wikipedia

• Boolean logic — is a complete system for logical operations. It was named after George Boole, who first defined an algebraic system of logic in the mid 19th century. Boolean logic has many applications in electronics, computer hardware and software, and is the… …   Wikipedia

• Boolean operator — UK US noun [countable] [singular Boolean operator plural Boolean operators] computing a word such as ‘and’, ‘or’, or ‘not’ used in a Boolean search on the Internet Thesaurus …   Useful english dictionary

• Boolean — [bo͞o′lē ən] adj. 〚after G. Boole (1815 64), Eng mathematician〛 designating or of any of a number of mathematical systems, esp. one (Boolean algebra) devised using algebraic rules and symbols for the analysis of symbolic logic, which is now… …   Universalium

• Boolean expression — noun An expression containing the logical operators ‘and’, ‘or’, ‘not’, used extensively in computing • • • Main Entry: ↑Boolean …   Useful english dictionary

• Boolean satisfiability problem — For the concept in mathematical logic, see Satisfiability. 3SAT redirects here. For the Central European television network, see 3sat. In computer science, satisfiability (often written in all capitals or abbreviated SAT) is the problem of… …   Wikipedia

• Boolean algebra — /booh lee euhn/ 1. Logic. a deductive logical system, usually applied to classes, in which, under the operations of intersection and symmetric difference, classes are treated as algebraic quantities. 2. Math. a ring with a multiplicative identity …   Universalium

• Boolean-valued model — In mathematical logic, a Boolean valued model is a generalization of the ordinary Tarskian notion of structure or model, in which the truth values of propositions are not limited to true and false , but take values in some fixed complete Boolean… …   Wikipedia

• Boolean algebra — A Boolean algebra is a system consisting of a set S and two operations, n and ? (cap and cup), subject to the following axioms. For all sets a,b,c, that are members of S: 1 a n (b n c) = (a n b) n c. Also a ? (b ? c) = (a ? b) ? c (associativity) …   Philosophy dictionary