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Injective function

Ciro Santilli (@cirosantilli, 37) ... Mathematics Area of mathematics Formalization of mathematics Function (mathematics) Domain, codomain and image Bijection
Updated 2025-07-16  1 By others on same topic  0 Discussions Create my own version
Mnemonic: in means into. So we are going into a codomain that is large enough so that we can have a different image for every input.

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  1. Bijection
  2. Domain, codomain and image
  3. Function (mathematics)
  4. Formalization of mathematics
  5. Area of mathematics
  6. Mathematics
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  • cirosantilli/injection
  • cirosantilli/injective

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 Articles by others on the same topic (1)

Injective function by Wikipedia Bot 0
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An injective function, also known as a one-to-one function, is a type of function in mathematics that preserves distinctness: if two inputs to the function are different, then their outputs will also be different.
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