Colon classification

The Colon Classification ( CC ) is a going back to SR Ranganathan classification, (, magazines newspapers ) is oriented in particular the classification of small articles. The first version of CC was published in 1933. The current seventh version was published in 1987.

In the notation of CC play the colon (Latin, English:. Colon ) and other punctuation marks play an important role, hence the name.

Structure

The CC is a teilfacettierte universal classification.

The general classification system used for the notation of classes ( = main categories) Latin uppercase. All classes are at the same level (none, and flat hierarchy ). An excerpt:

These classes are further divided into sub-classes, which now, however, describe a hierarchical tree. The subclasses are listed with Arabic numerals. Another excerpt:

After the (compulsory ) categorization in this general classification system (optional ) additional facets are defined to ( the article) to narrow the classification object.

The CC uses five basic fundamental facets, in the notation symbolized by a special character:

Each Grundfacette is itself a hierarchy tree. An excerpt:

Section of the facet P ( = thing, object ) of the class L - Medicine:

Excerpt from facet E ( = method, process, concept, principle) Class L - Medicine:

In the application of the facet categorization is the order of the five basic facets prescribed fixed (P - M - E - S - T). An item can be assigned to different forms of the same facet, but does not at all Grundfacette have an assignment.

Example

An article "Diagnosis of pulmonary tuberculosis in France in 1989 " will be categorized as follows:

Hence the notation L, 45:421:3.53. N89