Last Updated
：2025/11/21
Cartesian product
Noun
Japanese Meaning
2つの集合XとYの各要素から、順序を考慮した組（x, y）の全てを取り出し、集合としてまとめたもの。 / 数学ではデカルト積と呼ばれる。
Sense（1）
（ plural ）
Quizzes for review
(set theory) The set of all possible pairs of elements whose components are members of two sets. Notation: X⨯Y=(x,y)|x∈X∧y∈Y.
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Cartesian product
To compute the Cartesian product X × Y, list all ordered pairs (x, y) where x ∈ X and y ∈ Y.
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To compute the Cartesian product X × Y, list all ordered pairs (x, y) where x ∈ X and y ∈ Y.
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