covariant
Etymology Adjective
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Etymology Adjective
covariant (not comparable)
- (category theory, of a functor) Which preserves the order of morphism composition: formally, which associates each morphism f:X \to Y to a morphism F(f):F(X) \to F(Y).
- Antonyms: contravariant
- (object-oriented programming) Using or relating to covariance.
- French: covariant
- German: kovariant
- Portuguese: covariante
- French: covariant
- German: kovariant
covariant (plural covariants)
- (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.
- (algebra) The variety defined by a covariant.
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