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正格子点上L族的若干注记
引用本文:杨洋,王岳宝,张燕,张永良.正格子点上L族的若干注记[J].南京师大学报,2006,29(1):30-33.
作者姓名:杨洋  王岳宝  张燕  张永良
作者单位:[1]南京审计学院应用数学系,江苏南京210029 [2]苏州大学数学系,江苏苏州215006
基金项目:中国科学院资助项目;南京审计学院校科研和教改项目
摘    要:为了获得重尾分布子族,.族的相关性质和结果。本文采用数学归纳法,给出了正格子点上,族的独立同分布列(i.i.d.)Poisson逼近的等价条件及判别该列能否Poisson逼近的一个方法。它比Embrechts等给出的检验方法更简洁.另一方面,给出了正格子点上,族的可加性的一个特别的证明.

关 键 词:重尾分布  L族  正格子点
文章编号:1001-4616(2006)01-0030-04
收稿时间:2004-10-12
修稿时间:2004年10月12

Some Notes on the Positive Lattice Long-Tailed Family
Yang Yang,Wang Yuebao,Zhang Yan,Zhang Yongliang.Some Notes on the Positive Lattice Long-Tailed Family[J].Journal of Nanjing Normal University(Natural Science Edition),2006,29(1):30-33.
Authors:Yang Yang  Wang Yuebao  Zhang Yan  Zhang Yongliang
Institution:1. Department of Applied Mathematics, Nanjing Audit University, Nanjing 210029,China;2. Department of Mathematics, Soochow University, Suzhou 215006, China
Abstract:In order to obtain some properties of Long-tailed family, this paper uses mathematical induction, gives the equivalent condition of Possion approximation of i. i.d.r.v, s in the positive lattice Longtailed family, hence obtains a method, which can check whether i. i.d.r.v, s in the positive lattice Longtailed family can be Poisson approximated. This method is more concise than that in Embrechts et al. On the other hand, we give a special proof of the additivity of the positive lattice Long-tailed family.
Keywords:Heavy-tailed distribution  Long-tailed family(L)  positive lattice
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