covariant
(adjective) changing so that interrelations with another variable quantity or set of quantities remain unchanged
Source: WordNet® 3.1
covariant (not comparable)
(category theory) (Of a functor) which preserves composition.
(object-oriented programming) Using or relating to covariance.
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.
Source: Wiktionary
Co*va"ri*ant (k-v"r-ant), n. (Higher Alg.)
Definition: A function involving the coefficients and the variables of a quantic, and such that when the quantic is lineally transformed the same function of the new variables and coefficients shall be equal to the old function multiplied by a factor. An invariant is a like function involving only the coefficients of the quantic.
Source: Webster’s Unabridged Dictionary 1913 Edition
2 May 2025
(noun) excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine
International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.
