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单词
subbase for a topology
释义
subbase for a topology
subbase for a topology
[
′səb‚bās fȯr ə tə′päl·ə·jē
]
(mathematics)
A family
S
of subsets of a topological space
X
where by taking all finite intersections of sets from
S
and all unions of such intersections the entire topology of open sets of
X
is obtained.
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更新时间:2025/8/1 4:42:53