Ring peta polih madue himpunan napi kemanten pinaka kodomainnya, lian punika ring makudang konteks, lumrahnyane ring buku-buku sue, kodomain ring suatu fungsi sakadi khusus marupa himpunan wilangan real utawi kompleks.
A map can have any set as its codomain, while, in some contexts, typically in older books, the codomain of a function is specifically the set of real or complex numbers.