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AND, OR & NOT are all words that link concepts together to improve searches when using search engines such as Google or databases such as EbscoHost. These terms are associated with Irish mathematician George Boole, thus the term Boolean logic or Boolean searching.
- To visualize how these terms work together to organize a search take a look at the Boolean Machine by Rockwell Schrock.
- To read a comprehensive summary about Boolean Logic link to this information page Boolean Searching on the Internet by librarian Laura B. Cohen.
Boolean Search Demonstration
View this video from the University of Auckland about using Boolean searching with a variety of searching tools.