compactification

English

Etymology

compact +‎ -ification

Noun

compactification (plural compactifications)

  1. (topology) Any of various procedures of enlarging a topological space to make it compact.
  2. (topology) The space resulting from any such procedure.
  3. (physics) Any modification of a theory such that an infinite parameter becomes finite.
  4. (physics) The reduction of the number of large spacetime dimensions of a physical theory by making some of them compact.

Derived terms
  • Freund-Rubin compactification
  • Wallman compactification

Translations

Further reading
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