PRIME

Platonic

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Mathematics

Encyclopedia

# surjection

A mapping (function) that is ‘onto,’, i.e., in which every element of its codomain has some element of its domain mapped to it. See the function article for a complete exposition.

Citation Info

• [MLA] “surjection.” Platonic Realms Interactive Mathematics Encyclopedia. Platonic Realms, 8 Mar 2013. Web. 8 Mar 2013. <http://platonicrealms.com/>
• [APA] surjection (8 Mar 2013). Retrieved 8 Mar 2013 from the Platonic Realms Interactive Mathematics Encyclopedia: http://platonicrealms.com/encyclopedia/surjection/