contravariant
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English[edit]
Adjective[edit]
contravariant (not comparable)
- (category theory, of a functor) Which reverses the order of morphism composition: formally, which associates each morphism to a morphism .
- Antonym: covariant
- (object-oriented programming) Using or relating to contravariance.
- (linear algebra, of a vector) Scaling inversely with a change of basis.
Derived terms[edit]
Translations[edit]
which reverses composition
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relating to contravariance
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Noun[edit]
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.
Translations[edit]
translation
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