Reliability analysis using First Order SecondMoment (FOSM) is important for structural probability design, in which process demands the derivative operation.
一次二阶矩法是目前求解结构可靠性分析的主要计算方法之一，该方法要求功能函数对随机变量的偏导运算。
2
In this paper, we analysis the defects of least variance method, and advance a least secondmoment method of the futures hedging.
在本文我们分析最小方差法存在的缺陷，提出了套期保值的最小二阶矩方法。
3
Through the push over analysis of two tall concrete buildings with different structure types the influence of second order effect on top drift and base overturning moment had been discussed in detail.