查询词典 variations equation

We derive a homogeneous integro-differential equation with certain boundary conditions, describing the maximum surplus.

我们推导出破产前资产余额的最大值满足具有一定边界条件的齐次积分微分方程。

This paper discusses the broad-sense relation between solution and coefficient of some special kinds of second order variable coefficient and homogeneous linear differential equation,and have a try of giving a general form of common solution and the coefficient decision formula of special solution.

探讨了某些特殊类型二阶变系数齐次线性常微分方程的解与系数的广义关系，尝试了从理论上给出通解的一般形式和特解的系数决定式。

The contact model was extended to layered media by modifying the constitutive equation of the homogeneous medium to include the effects of the mechanical properties of the layer and substrate materials and the layer thickness.

The联络模型延伸到层状媒介通过修改结构性等式 of包括的机械性能的作用的同类的媒介layer和基体材料和层数厚度。

In §3, the sufficient conditions under which the homogeneous linear differential equation with periodic confficients possess nontrivial periodic solutions a...

最后还讨论了当系数为周期函数时方程存在周期解的条件。

Calculating the functions of the matrix exponential e has special significance in the theory of linear systems and the theory of semi-groups. Especially, in the modern control theory, no matter the equation is homogeneous or non-homogeneous, the result depends on the calculation of the matrix exponential e.

矩阵指数函数e的计算在线性系统理论及半群理论中有着特殊的作用，在现代控制理论中，无论是齐次方程还是非齐次方程的求解，主要取决于矩阵指数函数e的计算和近似。

This paper deals with the problem of nonlinear inversion of the SH wave equation in a homogeneous isotropic elastic half space with both transmitters and receivers in the bore hole.

讨论了均匀各向同性弹性半空间SH波动方程的非线性反演问题。

In this paper it has been proven that for Cauchy problem of quasi-linear homogeneous partial differential equation its solution always has discontinuity , and the trace of discontinuity is just the envelope of characteristic lines.

本文证明对于拟线性齐次偏微分方程的Cauchy问题，其解总具有间断性，且发生间断的点的轨迹，恰巧就是特征线的包络，另外给出了一个特例，否定了这类解必定会出现多值性的定性论断，从而使构造广义解的理论面临困难。

Through promoting matrix counter ,this article simply introduced the multinomial matrix ,compared with the good and bad points of the two counter algorithms in different, illustrated the utilization of counter in solving homogeneous line good equation sets, and discussed the decomposition of the Multiple polynomial matrix.

本文对逆矩阵的简单介绍后，阐述了多项式矩阵逆的定义及性质，比较了两种多项式矩阵逆的算法。讨论了在不同情况下利用逆在解线性齐次方程组的方法。最后探讨了多元多项式矩阵的分解问题。

The free componenet and the zero- input component have the same general form, both are the solution of a homogeneous equation.

在求全解时，自由分量和零输入分量都是差分方程式的齐次解，二者具有相同形式，但其物理意义却不同。

According to fifteen sorts of eigenvalues,the specific solution to a type of homogeneous equation with harmonic operator of six steps polynomial in cylindrical coordinate is obtained by the variable method, and the method of determining the constant is given.

对圆柱坐标系下齐次6阶"多项式"形式的调和算子方程，按本征值分15种情况分别给出了其分离变量解的具体形式，给出常数的确定方法；并将结果推广到各种非齐次情况和非轴对称情况。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。