codomain

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codomain

  • /ˌkoʊ.doʊˈmeɪn/ US

noun codomains

  1. The target set into which a function is formally defined to map elements of its domain; the set denoted Y in the notation f : X → Y. Definition 2.5. A function is onto if each element of the codomain has at least one element of the domain assigned to it. In other words, a function is onto if the range equals the codomain.
  2. broadly, of a binary relation R between A and B The set B.

Similar: range · Opposite: domain

Thesaurus

noun

Similar: range · Opposite: domain

Translations

Every language

noun target set of a function

日本語終域 shūiki
Portuguêscontradomínio
DeutschZielmenge
Русскийобласть значений

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MLA

"codomain." Wiktionary, via Micwyn, micwyn.com/word/codomain. Accessed 6 Nov. 2026.

APA

codomain. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/codomain

Chicago

"codomain." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/codomain.

BibTeX
@misc{codomain_2026,
  title = {codomain},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/codomain},
  urldate = {2026-11-06}
}