contravariant
Adjective
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Adjective
contravariant (not comparable)
- (category theory, of a functor) Which reverses the order of morphism composition: formally, which associates each morphism f:X \to Y to a morphism F(f):F(Y) \to F(X).
- Antonyms: covariant
- (object-oriented programming) Using or relating to contravariance.
- (linear algebra, of a vector) Scaling inversely with a change of basis.
- French: contravariant
- German: kontravariant
- Portuguese: contravariante
- French: contravariant
- German: kontravariant
contravariant (plural contravariants)
- (algebra) A bihomogeneous polynomial in dual variables of x, y, ... and the coefficients of some homogeneous form in x, y, ... that is invariant under some group of linear transformations.
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002