在數學中,對於複數序列 a1, a2, a3, ...,無窮乘積. ∏ n = 1 ∞ a n = a 1 a 2 a 3 ⋯ {\displaystyle \prod _{n=1}^{\infty }a_{n}=a_{1}\;a_{2}\;a_{3}\cdots ...
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