凸集合 meaning in English

convex set

Regularly convex set
正则凸集合
Closed convex set
闭凸集合
Non - probabilistic reliability convex model method for stability analysis of surrounding rock mass of underground structure
岩体地下结构围岩稳定非概率可靠性的凸集合模型分析方法
By comparing with stochastic structural analysis , relations between the two methods have been found . the response surface method is used to obtain the second order estimates of the calculated results bound . by means of viscoelastic stochastic finite element method , the instantaneous reliability , the first passage reliability and fuzzy reliability of srm grain are investigated
采用凸集合模型表示药柱参数的不确定性，在粘弹性有限元摄动分析基础上进行了结构的响应区间计算，讨论了概率方法和集合理论模型得到的响应区间之间的关系，利用响应曲面法进行了区间的二次估计。