Describe the classification system S. R. Ranganathan used for documents in a library.
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Describe the classification system S. R. Ranganathan used for documents in a library.
S. R. Ranganathan, a pioneering figure in library science, developed the Colon Classification system, which revolutionized the categorization of documents in libraries. Ranganathan's classification system is based on a set of fundamental categories known as PMEST (Personality, Matter, Energy, Space, and Time), which he believed encompassed all knowledge.
Ranganathan's classification system is based on the principle of facet analysis, which involves breaking down a subject into its component parts or facets and then classifying the subject based on these facets. In the Colon Classification system, documents are classified according to five facets:
Personality (Who): This facet refers to the person or people associated with the document, such as the author, creator, or subject of the document.
Matter (What): This facet refers to the subject matter or content of the document. It includes the main topic or theme of the document.
Energy (How): This facet refers to the action or process described in the document. It includes the methods, techniques, or processes discussed in the document.
Space (Where): This facet refers to the geographic location or physical context of the document. It includes the place or location discussed in the document.
Time (When): This facet refers to the time period or temporal context of the document. It includes the time frame or historical period discussed in the document.
By classifying documents based on these facets, Ranganathan believed that the Colon Classification system could provide a more comprehensive and flexible way of organizing knowledge. The system allows for the classification of documents in multiple ways, depending on the perspective or context in which the classification is being done.
Overall, Ranganathan's categorization of documents in libraries through the Colon Classification system has had a profound impact on the field of library science, providing librarians with a systematic and flexible method for organizing and accessing information.