codomain

(noun)

The target space into which a function maps elements of its domain. It always contains the range of the function, but can be larger than the range if the function is not subjective.

Related Terms

Examples of codomain in the following topics:

  • One-to-One Functions

    • A one-to-one function, also called an injective function, never maps distinct elements of its domain to the same element of its codomain.