contravariant functor


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Related to contravariant functor: Bifunctor

contravariant functor

[¦kän·trə′ver·ē·ənt ′fəŋk·tər]
(mathematics)
A functor which reverses the sense of morphisms.
References in periodicals archive ?
A] is a contravariant functor from the underlying ordinary category of the Kleisli category determined by T to the category of algebras on V induced by the tensor.
A module J [member of] A-Banmod such that the contravariant functor [sub.
We define contravariant functors [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] by the assignments