介绍了用古典概率和随机变量的数字特征来解决数学分析中的一些恒等式问题。
This paper introduces the problems of some identical equation solved by the numerical characters of the classic probability and stochastic variable.
畅通可靠度是在考虑交通供给和交通需求的随机变化特性的基础上，借鉴网络可靠性分析方法，提出的概率型指标。
On the basis of randomness analysis of traffic demand and supply and the reliability analysis of network, the concept of unblocked reliability was presented.
利用概率分析和随机模型的密度演化方法，导出了系统的一些新的可靠性指标和最优检测策略。
The new system reliability indices and the optimal inspection policy are obtained by using probability analysis and the density evolution method in stochastic.
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