Example:Empty domain function

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Revision as of 17:14, 17 February 2018 by {{GENDER:Mdg39|[math]'"2}} [/math]'"7
(<math>1) </math>2 | <math>3 (</math>4) | <math>5 (</math>6)

For any set [math]A [/math], there is exactly one function [math]f : \href{/cs2800/wiki/index.php/%E2%88%85}{∅} \href{/cs2800/wiki/index.php/%E2%86%92}{→} A [/math]. It does not need a definition, because it is impossible to put anything into it.

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