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A point x is an accumulation point of S if every neighborhood of x contains a point of S different from x.
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A point x is an accumulation point of S if every neighborhood of x contains a point of S different from x.
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Related words
accumulation point
Noun
Japanese Meaning
位相空間内の部分集合において、その全ての近傍内に、自己とは異なる集合の点が存在する点。 / 集合の任意の近傍が、その集合内の他の点を必ず含む点。
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