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<a accesskey="3" href="page.php?w=set-valued_function&amp;p=2">3.Next</a>
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<p>A <b>set-valued function</b>, also called a <b>correspondence</b> or <b>set-valued <a href="page.php?w=Relation_%28mathematics%29">relation</a></b>, is a mathematical <a href="page.php?w=Function_%28mathematics%29">function</a> that maps elements from one set, the <a href="page.php?w=domain_of_a_function">domain of the function</a>, to subsets of another set. Set-valued functions are used in a variety of mathematical fields, including <a href="page.php?w=Mathematical_optimization">optimization</a>, <a href="page.php?w=control_theory">control theory</a></p><p>
<a accesskey="3" href="page.php?w=set-valued_function&amp;p=2">3.Next</a>
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