covariant

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English

Etymology

co- +‎ variant

Adjective

covariant (not comparable)

  1. (category theory, of a functor) Which preservess the order of morphism composition: formally, which associates each morphism to a morphism .
    Antonym: contravariant
  2. (object-oriented programming) Using or relating to covariance.

Derived terms

Translations

Noun

covariant (plural covariants)

  1. (algebra) A bihomogeneous polynomial in x, y, ... and the coefficients of some homogeneous form in x, y, ... that is invariant under some group of linear transformations.
  2. (algebra) The variety defined by a covariant.

Translations

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