Yoneda functor
English
editEtymology
editNamed after the Japanese mathematician Nobuo Yoneda (1930–1996).
Noun
editYoneda functor (plural Yoneda functors)
- (category theory) A functor from a given category to the category of functors from that given category to Set (the category of sets) which maps any object of the given category to a hom functor represented by that object and any morphism to a natural isomorphism induced uniquely by that morphism according to the Yoneda lemma.
Related terms
editReferences
edit- Michael Barr, Charles Wells (1995) Category Theory for Computing Science[1], second edition, University Press, Cambridge, Great Britain: Prentice Hall, →ISBN, archived from the original on 4 March 2016, §4.5.2, page 108