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    What Is Domain In Math

    Illustration

    Illustration

    Basic definitions

    In analysis, the domain of a function is the set of values for which a function is defined. In topology, a domain is a connected, open set.

    Detailed definition

    The term domain has (at least) three different meanings in mathematics. The term domain is most commonly used to describe the set of values D for which a function (map, transformation, etc.) is defined. For example, a function f(x) that is defined for real values x element R has domain R, and is sometimes said to be

    Related terms

    codomain | connected set | integral domain | map | natural domain | one-to-one | over | probability domain | range | Reinhardt domain | statistical range | surjection

    Educational grade level

    high school level (California Algebra I standard)

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