Imaginary element

In mathematical model theory, an imaginary element of a structure is roughly a definable equivalence class. These were introduced by Shelah (1990), and elimination of imaginaries was introduced by Poizat (1983)

Definitions

Examples

See also

References

This article is issued from Wikipedia - version of the Wednesday, August 31, 2011. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.