| 关于DMRL序及其相关序的若干性质 |
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| 引用本文： | 康殿统.关于DMRL序及其相关序的若干性质[J].纯粹数学与应用数学,2004,20(3):237-242. |
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| 作者姓名： | 康殿统 |
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| 作者单位： | 河西学院数学系,甘肃,张掖,734000 |
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| 摘 要： | 证明了DMRL偏序关系在平移和尺度变换下的不变性,并获得了一个充分必要条件.同时考虑了DMRL序与IFR及IFRA序之间的关系.
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| 关 键 词： | IFR IFRA DMRL 平移变换 尺度变换 DMRL序 不变性 IFR序 IFRA序 |
Some properties on DMRL and related orderings |
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| Abstract.Some properties on DMRL and related orderings[J].Pure and Applied Mathematics,2004,20(3):237-242. |
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| Authors: | Abstract |
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| Abstract: | It is proved that the DMRL ordering is maintained under the translation and scale transforms. A sufficient and necessary condition for DMRL ordering is presented. The relationships between the DMRL ordering and the IFR ordering or IFRA ordering are investigated as well. |
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| Keywords: | IFR IFRA DMRL IFR IFRA DMRL translation transform scale transform DMRL ordering invariability IFR ordering IFRA ordering |
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