一类随机环境中半直线上的可逗留随机游动。
随机环境中的随机游动与M.C。的算子理论。
Random Walk in Random Environments and the Operator Theory of M. C.
一类随机环境中可逗留随机游动的一个大数定律。
The law of large numbers for a class of random walks with resting state on line in random environments.
本文用二维随机游动方法得到了其稳定性的充分必要条件。
In this paper, we obtain the sufficient and necessary condition for the stability by two-dimensional random walk approach.
文中给出了相应的随机游动模型，并通过实例计算加以验证。
The appropriate random walks model was offered and the method could be tested and verified with living example.
众所周知，带重尾增量的随机游动超出的渐近性的研究备受人们的关注。
It is well known that much attention has been paid to issues of the uniform local asymptotics of the overshoot of a random walk with heavy-tailed increments.
文章在可数状态空间中建立了时间随机环境下随机游动的一个广泛的模型。
A general model of random walk in time-random environment in any denumerable space is established.
近来，由于理论和应用的需要，随机游动的局部渐近性受到人们极大关注。
Recently, the local asymptotics of random walks has caused peoples research interests due to the need of theory and application.
随机环境中生灭链和随机环境中随机游动是随机坏境中马氏链的两类重要模型。
The birth and death chain in a random environment and the single birth chain in a random environment are two important models of Markov chain in a random environment.
系统地完成了核测井中粒子随机游动的数学模型的建立和计算机模拟过程的实现。
A mathematical model is systematically accomplished and computer simulation of particles random moving for the neutron well logging is done.
得到了随机游动中首次上穿梯高的若干矩的渐近性，利用它们可以导出一些有用的结果。
Asymptotics for some moments of the first ascending ladder height in a random walk are obtained on the basis of a powerful result, which can derive some useful results.
实证结果表明沪深股市均是有偏的随机游动过程，存在着状态的持续性和非周期性循环。
The empirical results show that Shanghai and Shenzhen stock markets are random walk process with deviation existing state sustainability and non-periodic cycles.
提出用频率、幅值和相位均按照随机游动模型变化的信号来描述科氏流量传感器的输出信号。
A signal whose frequency, amplitude and phase are time-varying based on the random walk model is presented to describe the sensor output signal of Coriolis mass flowmeter.
最后利用随机游动的知识，讨论了当保单来到过程与索赔来到过程为同一更新过程时的破产概率。
Finally, using the theory of random walks, we discuss the probability of ruin when the aggregate claims process and the premium income process are the same renewal process.
利用一种求偏微分方程的新方法蒙特卡罗算法通过不规则网格随机游动来求解大体积混凝土稳定温度场。
In this paper, the problem of mass concrete steady thermal field was solved by using Monte Carlo method with irregular grid random walk.
汪荣明（1993）求出了状态空间为非负整数集的随机环境中随机游动的灭绝概率，并得到明确的表达式。
Wang Rongming(1993) calculated the extinction probabilities for a class of random walk in a random environment with the set of non-negative integers as state space.
通过检验发现神经网络预测模型在预测精度上要高于随机游动模型，而且两个模型的预测结果存在明显的差异。
Through the test we found that the forecast accuracy of neural network forecasting model is higher than that of random walk model, and there is an obvious difference between two models.
本文主要就有效市场假设及与有效市场假设有联系的随机游动假设，以及有效市场假设对公司财务的意义作一初步探讨。
This paper makes a preliminary research on the efficient market hypothesis and the random walk hypothesis related as well as its implications for corporate finance.
本文主要就有效市场假设及与有效市场假设有联系的随机游动假设，以及有效市场假设对公司财务的意义作一初步探讨。
This paper makes a preliminary research on the efficient market hypothesis and the random walk hypothesis related as well as its implications for corporate finance.
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