In this paper, the authors describe the establishment of a recurrence relation of a theory in detail and provides the method to solve problems by means of generating functions.
本文对一个定理中递归关系的建立给出了容易理解的详细表述，然后利用生成函数法求其解。
In this paper, the authors describe the establishment of a recurrence relation of a theory in detail and provides the method to solve problems by means of generating functions.
本文对一个定理中递归关系的建立给出了容易理解的详细表述，然后利用生成函数法求其解。
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