In numerical wave simulation of finitedifference for acoustic wave equation, due to the limitation of computer model, there inevitably exists strong artificial boundary reflection.
在声波波动方程有限差分波场数值模拟中，由于计算模型的限制，导致很强的人为边界反射的产生。
2
Simple examples for explaining the unifying realization methods of state space and differenceequationmodel using finite markov parameters are also presented in this paper.
并以简例说明了用有限的马尔可夫参数实现状态模型和差分模型的统一方法。
3
In solving partial differential equation (i. e. pricing model), the author adopted the finitedifference method to get its numerical solution.