| 积和式及其应用 |
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| 引用本文： | 朱世平. 积和式及其应用[J]. 纺织高校基础科学学报, 1997, 10(1): 20-22,27 |
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| 作者姓名： | 朱世平 |
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| 作者单位： | 盐城师范专科学校数学系 224002，江苏省盐城市 |
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| 摘 要： | 给出了积和式，广义积和式的概念及其在组合计数和组合恒等式的证明等方面的一些应用。
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| 关 键 词： | 积和式 相异代表组 图 1－因子 方阵 |
Product Sum Formula and Its Applications |
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| Zhou Shiping. Product Sum Formula and Its Applications[J]. Basic Sciences Journal of Textile Universities, 1997, 10(1): 20-22,27 |
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| Authors: | Zhou Shiping |
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| Abstract: | We give concepts of product sum formula and generalized product sum formula, and then show its applications in the conut and proof of combinator identical relation. |
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| Keywords: | product sum formula differ represent group 1-factor in a graph |
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