介绍了卡塔兰数的来由,用解析方法证明了有关卡塔兰数的一个结论 ,给出了卡塔兰常数的积分表示形式,得到了包含卡塔兰常数的一种计算公式。
The generation of the Catalan number is breifly introduced,a result related to Catalan number is proved by analytic method,an integral representation of Catalan constant is given,and a calculation formula with Catalan constant is obtained.