covariant

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Adjective[edit]

covariant (not comparable)

  1. (category theory) (Of a functor) which preserves composition
  2. (computing, programming) Using or relating to covariance.

Translations[edit]

Noun[edit]

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.