invariant

  1. Adjective.  not varying; constant.
  2. Adjective.  (mathematics) Unaffected by a specified operation (especially by a transformation).
  3. Noun.  An invariant quantity, function etc.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.