Range of a function
id:
range-of-a-function-311-7637353
title:
Range of a function
text:
In mathematics, the range of a function may refer to either of two closely related concepts: the codomain of the function, or
the image of the function. In some cases the codomain and the image of a function are the same set; such a function is called surjective or onto. For any non-surjective function f : X → Y , the codomain Y and the image Y ~ are different; however, a new function can be defined with the original function's image as its codomain, f ~ : X → Y ~ where f ~ = f . This new functi
brand slug:
wiki
category slug:
encyclopedia
description:
Subset of a function's codomain
original url:
https://en.wikipedia.org/wiki/Range_of_a_function
date created:
date modified:
2023-12-19T22:17:43Z
main entity:
{"identifier":"Q1806121","url":"https://www.wikidata.org/entity/Q1806121"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/64/Codomain2.SVG","width":800,"height":600}
fields total:
13
integrity:
15