The contents is as follows:1. The first chapter introduces the phylogeny of combinatorial identities, especially hypergeometric series identities, and Stirling numbers of the senond kind.2.
本文利用组合反演技巧建立了若干组合恒等式并推广了第二类stirling数．其具体内容如下： 1．第一章简要介绍了组合恒等式，特别是超几何级数恒等式，及第二类stirling的发展历史。
参考来源 - 反演技巧在组合恒等式中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
以二项式作为生成函数，给出了几个组合恒等式证明。
In this paper, some combinatorial identities are proved based on binomial generating function.
本文运用形式幂级数的技巧，证明了一个重要的组合恒等式。
In this paper, an important combinatorial identity is obtained by means of the formal power series.
它们有相同的收敛区间，应用代入法求出它们的级数和，从而获得孪生组合恒等式。
Because they have same convergence region, sum of series and combinational twin identifies was obtained using the method of substitution.
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