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幂级数导数边界上收敛范围有可能扩大吗 |
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Comment其实1楼想问的是形式上的逐项求导, $\sum a_nx^n$和$\sum na_nx^{n-1}$
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hbghlyj
Posted at 2023-5-17 06:02:55
幂级数的导数
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2025-4-21 18:58 GMT+8
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