AoPSWiki

Looking for a challenging algebra text? Preparing for MATHCOUNTS or the AMC exams?
Check out Art of Problem Solving's Introduction to Algebra by Richard Rusczyk.

Personal tools

Log in

Search

Toolbox

Image

From AoPSWiki

Let $A$ and $B$ be sets, and let $f:A\to B$ be a function. Then $\{f(a):a\in A\}$ is called the image of $f$ .

See Also

surjection

This article is a stub. Help us out by expanding it.

Retrieved from "http://www.artofproblemsolving.com/Wiki/index.php/Image"

Category: Stubs

Our Precalculus course starts on Dec. 4. Master trig, complex numbers, and vectors and matrices in 2 and 3 dimensions. Click here to enroll today!

© Copyright 2008 AoPS Incorporated. All Rights Reserved. • Foundation • Privacy • Contact Us