Phrase guide

Yoneda functor

noun · 1 senses · updated from the 2026-07-25 local source snapshot

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1

noun

Meaning 1

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.

Definition source: English Wiktionary via Wiktextract

Topics: category-theory, computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

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Meaning relationships

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Antonyms: none provided

History

Etymology

Named after the Japanese mathematician Nobuo Yoneda (1930–1996).