Transferred from en.wikipedia to Commons by Maksim.

An illustration of two functions/mappings: the left is an injective and non-surjective function, the right is neither injective nor surjective.

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This work has been released into the public domain by its author, Jacj. This applies worldwide. In some countries this may not be legally possible; if so: Jacj grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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• (del) (cur) 13:26, 25 June 2005 . . en:User:Jacj Jacj ( en:User_talk:Jacj Talk) . . 658x349 (79885 bytes) (An illustration of two en:Function functions/ en:Mapping mappings: the left is an injective and non-surjective function, the right is neither injective nor surjective. { { PD } })