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Page Rank is a link analysis algorithm, named after Larry Page and used by the Google web search engine, that assigns a numerical weighting to each element of a hyperlinked set of documents, such as the World Wide Web, with the purpose of "measuring" its relative importance within the set. The algorithm may be applied to any collection of entities with reciprocal quotations and references. The numerical weight that it assigns to any given element E is referred to as the Page Rank of E and denoted by Page Rank is not Google's only algorithm that determines rankings in search results, but merely one of many factors used to determine ranking websites in search results pages for any given query.
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