| 寿命变量的四种比较方法及其基本性质 |
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| 引用本文： | 程世娟. 寿命变量的四种比较方法及其基本性质[J]. 绵阳师范学院学报, 2001, 0(5) |
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| 作者姓名： | 程世娟 |
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| 作者单位： | 西南交通大学应用数学系 四川成都610031 |
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| 摘 要： | 论文基于寿命变量在随机序、凸序、凹序及均值下的比较 ,较详细的研究了这几种比较间的关系以及它们对串、并联系统和卷积运算的封闭性。
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| 关 键 词： | 寿命变量 随机序 凸序 凹序 卷积 串联 并联 封闭性 |
Four Comparisions of Life Variances and Their Properties |
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| CHENG SHi juan. Four Comparisions of Life Variances and Their Properties[J]. Journal of Mianyang Normal University, 2001, 0(5) |
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| Authors: | CHENG SHi juan |
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| Abstract: | This article, based on the comparision of life variances under stochastic order?convex order?concave order and expectation ,studies the relatoins among these four comparisions in the detail. |
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| Keywords: | life variance stochastic order convex order concave order convolution series parallel closure property |
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