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- THE L~2-NORM ERROR ESTIMATE FOR GENERALIZED DIFFERENCE SCHEME BASED ON BB DUAL SUBDIVISIONS 一类与BB型对偶剖分相关的广义差分格式的L~2模误差估计
- generalized difference scheme 广义差分格式
- It can be implemented by simple finite difference scheme with a significantly larger time step. 模型允许选取较大的时间步长,可以用简单的有限差分格式实现。
- The numerical simulation of this model was analyzed through first-order upwind difference scheme and QUICK scheme. 通过一阶迎风格式及QUICK格式,求解出该模型的数值解。
- A clase of leap-frog finite difference scheme with higher stability propertiesfor a hyperbolic equation Ut+aUx=0 are proposed in this paper. 本文提出了一种数值求解双曲方程Ut+aUx=0的高稳定性蛙跳显格式。
- In order to capture the shock wave, Murman Cole type of finite difference scheme is used to calculate spatial source distribution. 用 Murman- Cole差分格式计算空间场源强度 ,以捕捉激波。
- The energy equations of the oil film and the bush are solved simultaneously by using an efficient finite difference scheme. 用一有效的有限差分法同时求解油膜和轴瓦的温度控制方程。
- The numerical solution of incompressible viscous flow over an aerofoil is obtained by H-type grids and a special difference scheme. 本文用H型网格和特殊的差分格式数值求解了粘性不可压缩叶型绕流。
- Based on this method, a difference scheme is derived for the numerical solution of diffusion equation on the structured quadrilateral mesh. 在此基础上推导了在结构四边形网格上求解扩散方程的线性精确差分格式。
- Based on endogenous growth model, OLS and Generalized Difference method is utilized to estimate the co-integration relationship between real GDP and physical capital and human capital (or raw labor). 本文以内生增长模型为基础,分别采用普通最小二乘法(OLS)和广义差分法估计了实际GDP与物质资本和人力资本(或纯劳动力)之间的协整关系。
- A finite difference scheme based on semi-vectorial wave equations is used to study the dispersion properties of photonic crystal fibers (PCF). 采用基于半矢量波动方程的有限差分法研究了光子晶体光纤(PCF)的色散特性。
- For the generalized difference method on rectangle subdivision, its error estimate is obtained without the limitation of regularity conditions, and that is it has anisotropic property. 摘要针对基于矩形剖分的一类广义差分法,给出了与正则性条件无关的误差估计,从而说明这类广义差分法具有各向异性特征。
- Key words Partial integro-differential equation fractional calculus nvolution quadrature finite difference scheme second order fully discrete scheme. 本刊中 包含“偏积分微分方程;分数次计算;卷积积分;差分格式;二阶全离散.
- This paper studies the necessary and sufficient condition of uniformly convergent difference scheme for the elliptic-parabolic partial differential equationwith a small parameter. 本文研究小参数椭圆-抛物偏微分方程一致收敛差分格式的充要条件。
- This paper generalizes the two dimensional Crank Nicholson difference scheme from constant coefficient to the condition of variable coefficient with interpolation by integral. 利用积分插值法,把二维Crank-Nicholson差分格式,由常系数推广到变系数情形。
- In the case of large time step taken in calculation,implicit difference scheme is adopted in the discreted algebraic equations to ensure the numerical stability of the model. 通过选择研究对象各环节的控制容积数和时间步长,可使模型满足精度和计算速度的不同需要,在大时间步长时,采用了隐式差分格式,使得模型具有良好的稳定性。
- Dilthey "put too little stress on the generic difference between the ontic and the historical. 狄尔泰“ 太少注重存在者状态上的东西与历史学上的东西之间的发生上的差别”。
- In this paper,a modified Dennis difference scheme for the advection-diffu- sion equation is given,which has the second order accuracy and the self adjust- ability. 本文改进了关于对流-扩散方程的Dennis 格式,不仅保持了二阶精度,且具有自调性。
- The phase center of antenna is generally different from its geometry center. 通常天线的相位中心与其几何中心是不一致的。
- Generation different parameters of the Mandelbrot set and Julia sets. 分形图形的生成源程序,生成不同参数的Mandelbrot集和Julia集,对分形的初学者学习的好帮手。