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17 definitions found
From The Free On-line Dictionary of Computing (27 SEP 03) : [ foldoc ]
surjection
A function f : A -> B is surjective or onto or a
surjection if f A = B. I.e. f can return any value in B.
This means that its image is its codomain.
Only surjections have right inverses, f' : B -> A where
f (f' x) = x since if f were not a surjection there would be
elements of B for which f' was not defined.
See also bijection, injection.
(1995-05-27)
From Greek Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-el-ALL-2023-07-27 ]
surjection
Αγγλικά n.
(ετ μαθ en) μία αντιστοιχία που είναι επί του πεδίου τιμών
From English Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-en-ALL-2023-07-27 ]
surjection
n.
(lb en set theory) A function for which every element of the codomain
is mapped to by some element of the domain; (''formally'') Any function
<math>f: Xrightarrow Y</math> for which for every
<math>y in Y</math>, there is at least one <math>x in
X</math> such that <math>f(x) = y</math>.
Category:en:Functions
From English Wiktionary: English language only (2023-07-27) : [ dictinfo.com:wikt-en-en-2023-07-27 ]
surjection
n.
(lb en set theory) A function for which every element of the codomain
is mapped to by some element of the domain; (''formally'') Any function
<math>f: Xrightarrow Y</math> for which for every
<math>y in Y</math>, there is at least one <math>x in
X</math> such that <math>f(x) = y</math>.
Category:en:Functions
From English Wiktionary: Western, Greek, and Slavonic languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western_Greek_Slavonic-2023-07-27 ]
surjection
n.
(lb en set theory) A function for which every element of the codomain
is mapped to by some element of the domain; (''formally'') Any function
<math>f: Xrightarrow Y</math> for which for every
<math>y in Y</math>, there is at least one <math>x in
X</math> such that <math>f(x) = y</math>.
Category:en:Functions
From English Wiktionary: Western languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western-2023-07-27 ]
surjection
n.
(lb en set theory) A function for which every element of the codomain
is mapped to by some element of the domain; (''formally'') Any function
<math>f: Xrightarrow Y</math> for which for every
<math>y in Y</math>, there is at least one <math>x in
X</math> such that <math>f(x) = y</math>.
Category:en:Functions
From Finnish Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-fi-ALL-2023-07-27 ]
surjection
Englanti n.
(yhteys matematiikka k=en) surjektio
From Swedish Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-sv-ALL-2023-07-27 ]
surjection
Engelska n.
(tagg språk=en matematik) surjektion; surjektiv avbildning
From English-Arabic FreeDict Dictionary ver. 0.6.3 : [ freedict:eng-ara ]
Surjection /sɜːdʒˈɛkʃən/
سيرجيكشن - عملية رياضيّة
From English - German Ding/FreeDict dictionary ver. 1.9-fd1 : [ freedict:eng-deu ]
surjection /sɜːdʒˈɛkʃən/
Surjektion , surjektive Funktion [math.]
Synonym: surjective function
From English-suomi FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:eng-fin ]
surjection //sɜː(ɹ).d͡ʒɛk.ʃən//
surjektio
function that is a many-to-one mapping
From English-日本語 (にほんご) FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:eng-jpn ]
surjection //sɜː(ɹ).d͡ʒɛk.ʃən//
全射
function that is a many-to-one mapping
From English-Svenska FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:eng-swe ]
surjection //sɜː(ɹ).d͡ʒɛk.ʃən//
surjektion
function that is a many-to-one mapping
From français-italiano FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:fra-ita ]
surjection /syʁ.ʒɛk.sjɔ̃/
suriezione
From français-português FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:fra-por ]
surjection /syʁ.ʒɛk.sjɔ̃/
sobrejetora
From français-español FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:fra-spa ]
surjection /syʁ.ʒɛk.sjɔ̃/
suryección
From français-Svenska FreeDict+WikDict dictionary ver. 2023.05.29 : [ freedict:fra-swe ]
surjection /syʁ.ʒɛk.sjɔ̃/
surjektion
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