| 具有四条吸收边的对称随机游动的吸收概率 |
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| 引用本文： | 王文娟,唐加山.具有四条吸收边的对称随机游动的吸收概率[J].南京邮电大学学报(自然科学版),2000,20(2):71-74. |
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| 作者姓名： | 王文娟 唐加山 |
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| 作者单位： | 1. 南京邮电学院,通信工程系,江苏南京,210003
2. 南京邮电聿院,应用数理系,江苏南京,210003 |
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| 摘 要： | 考虑平面上长方形格点区域中具有四条吸收迪的对称随机游动，给出了该随机游动被某一条吸收边吸收的概率，作为推论还得到了几个组合恒等式。
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| 关 键 词： | 对称随机游动 吸收边 吸收概率 组合恒等式 |
| 文章编号： | 1000-1972(2000)02-0071-04 |
| 修稿时间： | 1999-11-09 |
The Absorption Probability of Symmetrical Random Walks with Four Absorbing Rims |
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| WANG Wen-juan,TANG Jia-shan.The Absorption Probability of Symmetrical Random Walks with Four Absorbing Rims[J].Journal of Nanjing University of Posts and Telecommunications,2000,20(2):71-74. |
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| Authors: | WANG Wen-juan TANG Jia-shan |
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| Institution: | WANG Wen-juan
;(Department of Communication Engineering ,Nanjing University of Posts and Telecommunications,Nanjing 210003,China);TANG Jia-shan
;(Departmetn of Applied Mathematics and Physics ,Nanjing University of Posts and Telecommunications,Nanjing 210003,China) |
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| Abstract: | This paper investigates symmetrical random walks with four absorbing rims in a finite rectangle domain in a plane,and gives the absorption probabilities when the processes are absorbed by one of the rims.As its consequences,some combinatorial identities are given. |
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| Keywords: | Symmetrical random walk Absorbing rim Absorption probability Combinatorial identities |
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