NISHIO Hirokazu[日本語][English]

形式的べき級数の係数の部分和

$\displaystyle \sum_{i=0}^{k} [x^{i}]F = [x^{k}] \frac{1}{1-x}F$

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形式的べき級数の係数の部分和

(C)NISHIO Hirokazu / Converted from Markdown (ja)
Source: [GitHub] / [Scrapbox]