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adjoint functor. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Etymology
See Galois connection.
Noun
adjoint functor (plural adjoint functors)
- (category theory) One of a pair of functors such that the domain and codomain of one of them are identical to the codomain and domain of the other one, respectively, and such that there is a pair of natural transformations which turns the pair of functors into an adjunction.