The differential-algebraic equations are often chosen as the mathematical models of the dynamics of multibody systems in order to achieve the numerical emulation for the multibody systems.
多体系统进行数值仿真时，很多选择了微分代数混合方程作为多体系统动力学数学模型。
Mathematical equations, from simple algebraic ones to the more challenging differential equations, have allowed us to summarize an enormous amount of physical phenomena into a simple format.
数学方程，从简单的代数式到富有挑战性的困难的微分方程，这些简洁的模式都允许我们把一个巨大的物理现象纳入其中。
In order to solve the two differential-difference equations, a systematic algebraic algorithm is given.
为了求解这两个微分差分方程，给出一个系统的代数算法。
Apply Lagrange equation of the first kind to the system, and get a set of the differential - algebraic equations (DAEs) of its absolute coordinates.
对系统应用第一类拉格朗日方程，得到系统位形坐标的微分—代数方程组。
The method transfers the structural vibration differential equations into algebraic equations and the empirical formulae about fluid force coefficients is put forward.
该方法把结构振动的微分方程转化为振幅与频率的代数方程，并给出了流体力系数的经验公式。
In this paper, a class of parallel algorithms for the problems in differential algebraic equations are proposed. The errors of the algorithms are estimated.
本文提出求解微分代数方程的一类并行算法，进行误差估计。
Ordinary differential equation with constant coefficients transform into algebraic equations that can be used to implement the transfer function concept.
常系数的常微分方程变换为代数方程可以用于实现传递函数的概念。
The governing partial differential equations were discretized by finite volumes and the nonlinear algebraic equations were solved by a block implicit algorithm.
用有限体积法离散控制方程，用块隐式法求解离散后的代数方程组。
The equations which describe many trajectory control problems naturally form nonlinear semiexplicit differential algebraic systems.
描述许多轨道控制问题的方程通常构成非线性半显式的微分代数系统。
By algebraic dynamical method, the exact analytical solutions of the ordinary differential equations are obtained in terms of Taylor series with local convergent radius.
用代数动力学方法求得了用泰勒级数表示的局域收敛的常微分方程的精确解。
After partial differential equations was changed into cubic algebraic equation, accurate solution of the structure was able to be obtained.
将偏微分控制方程化为三次代数方程，获得结构内力的精确解。
This Paper investigates the characteristic estimation of meromorphic solutions of a class of systems of complex algebraic differential equations.
本文给出了一类复代数微分程组亚纯解的特征估计。
Algebraic Topology; Symplectic Geometry and Topology; Ordinary and Partial Differential Equations.
代数拓扑；辛几何与拓扑；常微分和偏微分方程。
Using this method, the differential equation will be developed into a series of algebraic equations. and they are ea…
用这种方法，微分方程将变为一组代数方程．它们很容易求解。最后给出了一数值例子。
Using this method, the differential equation will be developed into a series of algebraic equations. and they are ea…
用这种方法，微分方程将变为一组代数方程．它们很容易求解。最后给出了一数值例子。
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