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Duality vs Undefined - What's the difference?

duality | undefined |

As a noun duality

is a classification into two subclasses or opposed parts.

As an adjective undefined is

lacking a definition or value.

duality

English

Noun

(dualities)
  • A classification into two subclasses or opposed parts.
  • (projective geometry) The interchangeability of points and planes.
  • (mathematics, physics) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.
  • Synonyms

    * dichotomy

    Derived terms

    * wave-particle duality

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
  • The result of division by zero is undefined .

    Antonyms

    * defined