duality

Etymology
From.

Noun

 * 1) A classification into two subclasses or opposed parts.
 * 2)  The interchangeability of points and planes.
 * 3)  The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.

Translations

 * Finnish:, kaksinaisuus
 * French:
 * Occitan: dualitat
 * Persian:
 * Polish:, dualność
 * Scottish Gaelic: dà-fhillteachd


 * French:
 * German:
 * Portuguese:


 * Bulgarian: дуализъм
 * Finnish: duaalisuus
 * French:
 * Persian:
 * Polish: dualność
 * Portuguese: