Map
QUESTION
Map
Click to reveal answer ANSWER
A map $f : X \to Y$ associates with each $x \in X$ a unique $f(x) \in Y$.
- $X$ is the **domain**, $Y$ is the **codomain**.
- $Y^X$ denotes the set of all maps from $X$ to $Y$.
Click to see question - ソースノート: chapter1.md
- カードID: map
- 状態: active