The principal Boolean operators are: AND (intersection) OR (union) and NOT (difference) Browser Boolean operatorīoolean Operators define the relationship between words in a search string.
Boole’s system is useful as a way to define sets for search strings. Mathematician George Boole (1815-1864) discovered a way of reducing logic to simple algebra. BibliographyĪ list of sources used by an author or relating to a given subject. Authority An accepted source of information, advice etc. The writer, creator or originator of a piece of work. Also called a citation, a bibliographic citation or a source. It identifies the author and title and tells where and when it was published. Article referenceĪn article reference gives the information needed to find a full-text copy.
Some article databases only give citations and others are full-text. Supplementary material at the end of a book, article or document.Īn index of articles that were originally published in other sources such as magazines, journals and newspapers. To express recognition of the words or ideas of another author by citing them in your work.Īn annual publication containing a calendar of events for the coming year, the times of such events and phenomena as anniversaries, sunrises and sunsets, phases of the moon, tides, etc., and other statistical information and related topics. In scholarly journals, an abstract usually appears at the beginning of an article. Abstracts in article databases are useful for evaluating the article and always contain. To download an Arabic version of this Glossary, please click here.Ī summary of the important points in a text. If you can't find the meaning of a word here, please try an online dictionary. See below words used in the InfOasis modules.
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