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https://www.scribbr.com/working-with-sources/boolean-operators/

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Boolean Operators | Quick Guide, Examples & Tips - Scribbr

Boolean Operators | Quick Guide, Examples & Tips. Published on May 2, 2022 by Eoghan Ryan.Revised on May 31, 2023. Boolean operators are words and symbols, such as AND or NOT, that let you expand or narrow your search parameters when using a database or search engine. When you search using these operators, it is known as a Boolean search.

https://connect.ebsco.com/s/article/Searching-with-Boolean-Operat...

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Searching with Boolean Operators - EBSCO Information Services

Boolean logic defines logical relationships between terms in a search. The Boolean search operators are and, or and not. You can use these operators to create a very broad or very narrow search. And combines search terms so that each search result contains all of the terms. For example, travel and Europe finds articles that contain both travel ...

https://libraryguides.mcgill.ca/knowledge-syntheses/search-tips

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Database-specific operators and fields - Systematic Reviews, Scoping ...

Boolean operators. Boolean operators work in many but not all databases, and not all operators may be available; Some databases will have a different syntax to enter an operator, for example in Scopus, NOT is entered as AND NOT; Refer to the database help files to find out if and how Boolean operators are supported

https://www.researchprospect.com/a-quick-guide-on-boolean-operato...

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A Quick Guide on Boolean Operators with Examples

Searching for “Boolean operators NOT source evaluation” will provide results about Boolean operators but exclude any content related to source evaluation. How to Use Boolean Operators. Now that you have a basic understanding of Boolean operators, let’s explore how to use them effectively for your research or information retrieval needs.

https://www.ifis.org/en/research-skills-blog/research-basics-bool...

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Research Basics: Using Boolean Operators to Build a Search - IFIS

Boolean operators are the bones of any good literature search. These operators — or connecting words — tell a database how to combine search terms. Researchers use them to configure their searches to find more precise and relevant results.

https://libguides.valdosta.edu/boolean-truncation-wildcards

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Boolean, Truncation, and Wildcards: Home - Valdosta State University

Boolean Operators . Allow a database search to be narrowed, broadened or made more precise. There are three Boolean operators: AND, OR, and NOT. AND, OR, NOT are inserted between each search term. AND . Used for narrowing or focusing a search topic. Specifies that both search terms must be present in the results. Example: Teenagers AND Violence. OR

https://libguides.sccsc.edu/searchstrategies/booleanoperators

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Boolean Operators (AND, OR, NOT) - Spartanburg Community College

Boolean Operators. To search multiple keywords at once, you need to use connector terms, also called Boolean Operators. Using a Boolean Operator will tell the database to connect the terms together in your search. There are three Boolean Operators: AND: All keywords must appear in your results. AND will narrow down a search.

https://guides.lib.uni.edu/database-search-strategies/boolean

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Research Guides: Database Search Strategies: Use AND/OR/NOT

Boolean operators are simple words (AND/NOT/OR) used as conjunctions to combine or exclude words in a search. Boolean Operator - AND If two words or phrases are connected by an AND , both are required to appear somewhere in the search result.

https://libguides.uvt.nl/humanities/boolean-operators

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2.1. Boolean operators - InfoSkills for Humanities and Digital Sciences ...

They are named after George Boole, a 19th-century British mathematician who invented Boolean algebra, the mathematical system that underlies logic in computers. Boole's work laid many of the foundations for the digital revolution. There are three Boolean operators: AND, OR and NOT. Note that Boolean operators, when used in a database search ...

https://necc.mass.libguides.com/databasesearchtips/booleanoperato...

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Boolean Operators (And, Or, & Not) - Searching in the Databases ...

Using Boolean operators is the most efficient way to focus your search when a topic contains multiple search terms. Complete sentences are not good searches. When searching a database, Boolean operators make it easier for the database to process the information in the search and give you exactly what you are looking for.

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