Cardinality / Equipotence
QUESTION
Cardinality / Equipotence
Click to reveal answer ANSWER
Two sets $X$ and $Y$ have the same cardinality ($\text{card } X = \text{card } Y$) if there is a bijection between them.
Click to see question - ソースノート: chapter1.md
- カードID: cardinality-equipotence
- 状態: active