Filter Complementary Set Extension ($\mathcal{F} \setminus A$)

QUESTION

Filter Complementary Set Extension ($\mathcal{F} \setminus A$)

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ANSWER

$\mathcal{F} \setminus A := \mathcal{F} \vee (X \setminus A)^\uparrow$.

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カード情報

• ソースノート: chapter2.md
• カードID: filter-complementary-set-extension
• 状態: active