差分方程组的英文

• system of difference equation

• "差分"英文翻译    difference
• "变分方程组" 英文翻译 :    system of variational equations
• "微分方程组" 英文翻译 :    simultaneous differential equations
• "差分方程" 英文翻译 :    difference equations; differential equation; finite difference equation; finite-difference equation; recurrence relation
• "差分方程解" 英文翻译 :    difference equation solution
• "差分方程式" 英文翻译 :    difference equation
• "常差分方程" 英文翻译 :    ordinary difference equation
• "偏差分方程" 英文翻译 :    partial difference equation
• "全差分方程" 英文翻译 :    total difference equation
• "微分-差分方程" 英文翻译 :    differential-difference equation
• "常微分方程组" 英文翻译 :    system of ordinary differential equations
• "偏微分方程组" 英文翻译 :    system of partial differential equations
• "伴随差分方程" 英文翻译 :    adjoint difference equation
• "差分方程的解" 英文翻译 :    solution of difference equation
• "差分方程模型" 英文翻译 :    difference equation model
• "差分微分方程" 英文翻译 :    difference differential equation; differential difference equation; differential-difference equation
• "多层差分方程" 英文翻译 :    multilevel difference equation
• "积分差分方程" 英文翻译 :    integro-difference equation
• "几何差分方程" 英文翻译 :    geometric difference equation
• "矩阵差分方程" 英文翻译 :    matrix difference equation
• "联立差分方程" 英文翻译 :    simultaneous difference equations
• "三相差分方程" 英文翻译 :    three phase difference equation
• "随机差分方程" 英文翻译 :    random difference equation; stochastic difference equations
• "椭圆差分方程" 英文翻译 :    elliptic difference equation
• "线性差分方程" 英文翻译 :    linear difference equation

• Previous chapters have dealt with the derivation of systems of difference equations .
  前面几章已经论述了差分方程组的推导。
• The solution of homogeneous and linear difference equations with constant coefficient
  一类齐次线性常系数差分方程组的解
• An existence theorem of multiple positive solutions for higher order nonlinear neutral system of difference equations
  高阶非线性中立型差分方程组多正解的一个存在定理
• Journal of symbolic computation , 1994 , : 585 - 595 . 16 gao x s , luo y . a characteristic set method for difference polynomial systems . in int
  我们将特征列方法推广到非线性差分方程组，证明了差分特征列的基本性质给出了计算差分情形特征列的算法。
• A formula to solve the initial value problem of homogeneous linear differential equations with constant coefficients is given and a formula to solve the homogeneous linear difference equations with constant coefficients under certain conditions is derived
  摘要给出了常系数齐次线性微分方程组初值问题的一个求解公式，并由此推出常系数齐次线性差分方程组在给定的初始条件下的一个求解公式。
• The numerical models with the wall impulse as initial perturbation of turbulent spots were proposed . the above compact difference systems are used in the several typical flows , such as . the channel , open - channel and boundary layer flows the various complicated boundary conditions satisfying n - s equations are carefully conducted
  建立了以壁面脉冲为初始扰动的湍斑数学模型，并将导出的navier - stokes方程的紧致差分方程组应用于槽道、明渠和平板边界层等典型流动，提出了严格满足navier - stokes方程的边界条件。
• The fourth - order explicit upwind - biased compact difference schemes are used in the spatial discretization of the nonlinear convection terms . these difference schemes can be used in all computational region including the boundary neighborhood , and can overcome the difficulty not adapting simultaneously in the boundary neighborhood for general three - dimensional fourth - order central difference schemes , and improve computational stability a nd resolution . the compact difference equations with high accuracy and resolution for solving the incompressible n - s equations and perturbation equations are composed of these compact difference schemes , and provides an effective numerical method for the investigations of the turbulent spots and coherent structures
  文中发展了四阶时间分裂法用于navier - stokes方程及其扰动方程的时间离散；对分裂得出的关于压力的poisson方程和关于速度的helmholtz方程，建立三维耦合四阶紧致迎风差分格式；这些格式适用于包括邻近边界点在内的计算区域，克服了三维各自用四阶中心差分格式离散不适用于边界邻域的困难，并提高了稳定性和分辨率，用这些格式分别组成了数值求解navier - stokes方程及其扰动方程的高精度、高分辨率的紧致差分方程组，为湍斑及湍流相干结构的研究提供了有效的数值方法。