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单词
closed set
释义
WordReference Random House Unabridged Dictionary of American English © 2024
closed
′
set
′
,
[
Math.
]
Mathematics
a set that contains all of its accumulation points, as the set of points on and within a circle;
a set having an open set as its complement.
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更新时间:2025/7/24 8:12:32