DLMF:17.14.E1 (Q5470)

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Language	Label	Description	Also known as
English	DLMF:17.14.E1	No description defined

Statements

{\displaystyle{\displaystyle\frac{\left(q;q\right)_{a_{1}+a_{2}+\cdots+a_{n}}}% {\left(q;q\right)_{a_{1}}\left(q;q\right)_{a_{2}}\cdots\left(q;q\right)_{a_{n}% }}=\mbox{ coeff. of }x_{1}^{0}x_{2}^{0}\cdots x_{n}^{0}\mbox{ in }\prod_{1\leq j% <k\leq n}\left(\frac{x_{j}}{x_{k}};q\right)_{a_{j}}\left(\frac{qx_{k}}{x_{j}};% q\right)_{a_{k}}.}}

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DLMF:17.14.E1

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