Boolean operator


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Boolean operator

[¦bül·ē·ən ′äp·ə‚rād·ər]
(mathematics)
A logic operator that is one of the operators AND, OR, or NOT, or can be expressed as a combination of these three operators.

Boolean operator

One of the Boolean logic operators such as AND, OR and NOT. See Boolean logic.
References in periodicals archive ?
Also there are weighs for Boolean operators in queries, where each Boolean operator has a weight within range of values as in terms weights; such as [0, 1].
Use Boolean operators to create an effective search term
You can take advantage of easy-to-use wizards, and also enjoy advanced features like Boolean operators that link multiple criteria for complex searches.
There is no need for users to learn complex boolean operators such as AND, NOT or ACCRUE, Also there is no change to the Notes user-interface, therefore no new application for users to learn
Advanced modeling tools, include editing of individual faces, edges and vertices, surface deformations, boolean operators, and surface subdivision.
A motion control program is stored on a memory module in the motor itself, and a built-in program employs a rich command set that includes motion control, arithmetic functions, Boolean operators and conditional logic.
It searches the subject, message body, and address information and supports wildcards and the simple Boolean operators and, or, and near (within ten words).
For example, searching on the injection molding of nitrile rubber using natural language, Boolean operators and classifications as follows gives a wide variation in the number of records retrieved:
Pictures of each project are shown as a miniature catalogue and each can be enlarged on the screen in the normal way Sorts are possible (in English) by name and date of design, and searches by name are possible, but not with Boolean operators.
Searching can be done by patent number, Boolean operators, or advanced text.
More powerful search algorithm: Ability to use Boolean operators increases likelihood of finding a true match.
A full-text literature search uses Boolean operators.