Using gamma function, the paper popularized the common conceptions of the usual factorial, permutation and combination and proved some combination formulas in common use.
依照伽马函数，对通常的阶乘、排列、组合的概念进行了推广，并证明了一些常用的组合公式。
Using gamma function, the paper popularized the common conceptions of the usual factorial, permutation and combination and proved some combination formulas in common use.
依照伽马函数，对通常的阶乘、排列、组合的概念进行了推广，并证明了一些常用的组合公式。
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