codomain

IPA(Pronunciation)

/ˌkoʊ.doʊˈmeɪn/

Noun

(mathematics, mathematical analysis) The target set into which a function is formally defined to map elements of its domain; the set denoted Y in the notation f : X → Y.

Japanese Meaning

数学において、関数の定義における対象集合、すなわち f : X → Y などで関数の出力が属すると定義される集合（日本語では「終域」と呼ばれる）。

What is this buttons?

When defining a function, you must specify its codomain, because it determines which outputs are considered valid.

Google Translation / DeepL Translation

関数を定義するときには、その共域を指定する必要があり、それがどの出力を有効と見なすかを決定します。

Details

Sense（1）

(mathematics, mathematical analysis) The target set into which a function is formally defined to map elements of its domain; the set denoted Y in the notation f : X → Y.

Definition 2.5. A function is onto if each element of the codomain has at least one element of the domain assigned to it. In other words, a function is onto if the range equals the codomain.

Google Translation / DeepL Translation

Details

codomains

（ plural ）

Details

codomain

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