E31 Document in version 7.1
Subclass of :
This class comprises identifiable immaterial items that make propositions about reality.
These propositions may be expressed in text, graphics, images, audiograms, videograms or by other similar means. Documentation databases are regarded as instances of E31 Document. This class should not be confused with the concept “document” in Information Technology, which is compatible with E73 Information Object.
- the Encyclopaedia Britannica (E32) (Kogan, 1958)
- The image content of the photo of the Allied Leaders at Yalta published by UPI, 1945 (E36)
- the Doomsday Book
In First Order Logic:
E31(x) ⇒ E73(x)