computer science, a Boolean expression (also known as logical expression) is an expression used in programming languages that produces a Boolean value when evaluated...

boolean. These trees can represent expressions that contain both unary and binary operators. Like any binary tree, each node of a binary expression tree...

and iterative commands may be defined to test Boolean-valued expressions. Languages with no explicit Boolean data type, like C90 and Lisp, may still represent...

In logic and computer science, the Boolean satisfiability problem (sometimes called propositional satisfiability problem and abbreviated SATISFIABILITY...

Look up Boolean, Booleans, or boolean in Wiktionary, the free dictionary. Any kind of logic, function, expression, or theory based on the work of George...

In abstract algebra, a Boolean algebra or Boolean lattice is a complemented distributive lattice. This type of algebraic structure captures essential properties...

Boolean function has the property of functional completeness. This means that any Boolean expression can be re-expressed by an equivalent expression utilizing...

instance of the Boolean satisfiability problem is a Boolean expression that combines Boolean variables using Boolean operators. Such an expression is satisfiable...

condition is a leaf-level Boolean expression (it cannot be broken down into simpler Boolean expressions). Decision A Boolean expression composed of conditions...

boolean expression associated with the while. If the expression evaluates to true, the block is executed again; this continues until the expression evaluates...

called "prefix notation" or "Polish notation". As an example, the Boolean expression written 4 == (2 + 2) in C, is represented as (= 4 (+ 2 2)) in Lisp's...

The Advanced Boolean Expression Language (ABEL) is an obsolete hardware description language (HDL) and an associated set of design tools for programming...

(AND, OR and NOT) Boolean operator (computer programming), part of a Boolean expression in a computer programming language An operation or operator as characterized...

or McCarthy evaluation (after John McCarthy) is the semantics of some Boolean operators in some programming languages in which the second argument is...

different arguments to the same Boolean function.: 9  As a special case, a propositional formula or Boolean expression is a Boolean circuit with a single output...

will reduce the boolean expression ABCD + EFGH + EXPAND. When configured as AND-OR (AO) gate, it will reduce the boolean expression ABCD + EFGH + EXPAND...

or actions or return different values depending on the value of a Boolean expression, called a condition. Conditionals are typically implemented by selectively...

regular expression, textual or binary patterns. A description is essentially a YARA rule name, where these rules consist of sets of strings and a Boolean expression...

evaluate to the value true in a Boolean expression. (R5RS sec. 6.3.1) Where the constant representing the Boolean value of true is T in most Lisps,...

evaluated true or false as a Boolean expression. On the basis of the evaluation of the Boolean condition, the entire expression returns value_if_true if condition...

can also implement Boolean logic in the form of an if-then-else structure. An if-then-else structure consists of a Boolean expression that is either true...

structures on an integrated circuit. In terms of Boolean algebra, the optimization of a complex Boolean expression is a process of finding a simpler one, which...

satisfiability (or SAT) problem can be stated formally as: given a Boolean expression B {\displaystyle B} with V = { v 0 , … , v n } {\displaystyle V=\{v_{0}...

In computer programming, a guard is a Boolean expression that must evaluate to true if the execution of the program is to continue in the branch in question...

terms and whether they satisfy the boolean conditions described by the query. An index term is a word or expression, which may be stemmed, describing or...

equivalent expression in Boolean algebra. Thus, Boolean logic is sometimes used to denote propositional calculus performed in this way. Boolean algebra is...

programming convenience. Data types include fixed-point, floating-point, boolean, character and status. Direct reference to, and manipulation of character...

classified against all the underlying primitives and the resulting boolean expression is evaluated. This is a desirable quality for some applications such...

Grigori Tseitin. The naive approach is to write the circuit as a Boolean expression, and use De Morgan's law and the distributive property to convert...

'Guarded command,' a statement list prefixed by a Boolean expression: only when this boolean expression is initially true, is the statement list eligible...