Last Updated：2025/11/24
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Within a punctured neighborhood of the origin, the function f(x) is nonzero and continuous.
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Within a punctured neighborhood of the origin, the function f(x) is nonzero and continuous.
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Related words
punctured neighborhood
Noun
Japanese Meaning
数学において、ある点の近傍からその点自体を除いた集合を指す。 / 例えば、実数直線上のある点 x の近傍として、開区間 (x - ε, x + ε) を考え、その中から x を除いた集合
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