Origin of surjection
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C20: from sur- 1 + -jection, on the model of projection
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A function such that each member of its range is mapped onto by a member of the domain. Compare bijection injection.
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