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周期函数展开成cot的和式
hbghlyj 发表于 2022-11-29 00:08 原书的标题 7.7 The expansion of a class of periodic functions in a series of cotangents 没有懂, 正 ...
hbghlyj 发表于 2022-11-29 00:20 好像是一般性的定理 Let $f(z)$ be a periodic function of $z$, analytic except at a certai ...
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