surjection

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noun sur·jec·tion \(ˌ)sər-ˈjek-shən\

Definition of surjection

  1. :  a mathematical function that is an onto mapping — compare bijection, injection 3

Origin and Etymology of surjection

probably from sur- + -jection (as in projection)


First Known Use: 1964


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the point at which something begins

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