surjection
surjection · surjections
сюръекция
Surjektion, surjektive Funktion
A function for which every element of the codomain is mapped to by some element of the…A function for which every element of the codomain is mapped to by some element of the domain; (formally) Any function f:X→Y for which for every y∈Y, there is at least one x∈X such that f(x)=y.
/sɜː(ɹ)ˈd͡ʒɛk.ʃən/
Meaning
1 sensesA function for which every element of the codomain is mapped to by some element of the domain; (formally) Any function f:X→Y for which for every y∈Y, there is at least one x∈X such that f(x)=y.
Surjektion, surjektive Funktion
сюръе́кцияsjurʺjékcija
More definitions
- a mathematical function that is an onto mapping.
Translations
7 languagesРусский
By meaning 1
function that is a many-to-one mapping:
Deutsch
By meaning 1
function that is a many-to-one mapping:
Origin
From French surjection, introduced by the Bourbaki group in their treatise Éléments de matFrom French surjection, introduced by the Bourbaki group in their treatise Éléments de mathématique.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: surjections| Singular | surjection |
|---|---|
| Plural | surjections |
regular
Synonyms
2 synonymsClose in meaning
- a mathematical function that is an onto mapping.:surjective functiononto function