本文提出了一种设计有限差分格式的通用方法。
A general method of the design of the finite difference schemes is presented in the paper.
提供一种基于有限差分格式的数值方法为复合期权定价。
Based on the differential scheme, a numerical method of pricing compound options is presented.
采用交替显隐式有限差分格式对渗流场模型进行了求解。
The finite difference scheme - ADI method is used to solve the seepage field model.
对二维三温热传导方程组提出一类分数步有限差分格式。
A kind of fractional steps finite difference scheme is introduced to solve two dimensional equations of heat conduction with three temperature.
提供一种基于有限差分格式的数值方法为美式看跌期权定价。
Based on the differential scheme, presents a numerical method of pricing for American put options.
在给出非线性有限差分格式的稳定性条件时，所使用方法非常简单和有效。
The approach used is extraordinary simpleness and availability in gaining the stability condition of the scheme.
最后，对上述的两层有限差分格式在一定条件下进行了离散随机游走的解释。
Finally, the finite difference scheme was interpreted by a discrete random walk model under a certain condition.
对一类特殊的非线性反应扩散方程进行完全离散，得到非线性的有限差分格式。
In the article, the fully discrete finite difference scheme for a special nonlinear reaction-diffusion equation is established.
同时，根据这个结果分析得到了求解蒸汽发生器一维传热方程的逆风有限差分格式是稳定的。
At the same time, based on the result, it is concluded that the upwind finite difference scheme for solving the one dimensional heat transfer equation for SG is stable.
本文根据非线性运动波法理论，介绍了四点非中心隐式有限差分格式模拟城市雨水管网的技术。
Based on the non-linear kinematic wave method, a technique using the four point, excentric, implicit, finite-difference numerical scheme to simulate the urban storm sewer system is introduced.
本文在基于偏微分方程的图像去噪方面进行了以下的研究：就非线性扩散偏微分方程的解法，引入了跳点有限差分格式。
We made the following research in image denoising based on PDEs. On the solution of nonlinear partial differential equations, the check-board finite difference scheme is introduced.
基于混合形式的Richards方程以及一种质量守恒的有限差分格式，编写了一个VBA程序以对饱和-非饱和流排水实验进行数值模拟。
Based on the mixed-form of the Richards equation and a finite difference scheme, a VBA program is developed to perform the numerical simulation of the saturated-unsaturated flow drainage experiment.
提出了一种新的与显式时间推进法、有限体积差分格式、粘性体积力法有效地配合使用的多重网格法来求解叶轮机械可压流动。
This paper puts forward a new multiple gird scheme, which is used with the combination of explicit time marching method, finite volume difference code and distributed body force.
摄动有限差分（PFD）方法是构造高精度差分格式的一种新方法。
The perturbational finite difference method (PFD) is a new method of constructing high accurate difference scheme.
局部隐式有限元法是在一般有限元法的基础上，兼容了TVD差分格式和有限体积法的某些特点，形成的一种新型算法。
A new algorithm, locally twitch finite element method is developed on the base of the general finite element method, mixed with total-variation-diminishing (TVD) scheme and the finite volume method.
采用二分步法，从积分型方程出发，在有限控制体上建立守恒型差分格式，对二维浅水波方程进行求解。
By use of the time split method, a conservation difference formula is established to find the solution to the shallow water equation based on the finite volume control method from integral equations.
在保证计算精度和稳定性的前提下，利用有限差分法对基本方程进行了离散化，得到了数学模型的差分格式。
The finite difference forms of govern equations are derived which meet the demands of accuracy and calculation stability.
在保证计算精度和稳定性的前提下，利用有限差分法对基本方程进行了离散化，得到了数学模型的差分格式。
The finite difference forms of govern equations are derived which meet the demands of accuracy and calculation stability.
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