求解

This algorithm not only computes the minimum cost of the problem solutions, but also gives the steps corresponding to the minimum cost solution.

在具有p(1≤p≤n)个处理机的CREW PRAM并型计算模型上，对一类动态规划问题给出了一处理机利用率为E=0(1)，并行加速比为S=0的并行算法；计算了问题求解的最少费用，并同时给出了问题求解的方法。

Aiming at the difficulties of invalid solution and local minimum problems when traveling salesman problemis studied using Hopfield artificial neural network.

针对Hopfield神经网络在求解旅行商问题时出现的无效解和局部极小值问题，分析和比较两种改进的求解方法，首先从理论上证明算法的有效性，然后对两种算法分别进行计算机仿真，探讨网络收敛于全局有效解的途径。

The monodromy matrix of the closed-loop system is represented as a special form by which the periodic control law can be obtained via the solution to a time-inviant Sylvester matrix equation.

通过将闭环单值性矩阵进行一系列转化，周期输出反馈律的求解问题可以转化为一类Sylvester矩阵方程的求解问题。

Homing project research of parafoil system on optimal control was developed. And the characters of it were analyzed and summarized. To solve the optimal control problem, some methods about pre-solver analysis and treatment were put forward, such as moving equations translated into frame of wind and normalized.

在最优控制的求解中，提出了向风坐标系转化、无量纲化等解前分析的思想，简化了计算，方便了加权因子的选择，使目标点可达与不可达的翼伞系统归航轨迹最优控制问题得到了统一的求解。

In addition to, we emphatically introduce the multilinear separation of variables, and we expound the general solving process about it, else I solve the variable separation solution of the system about DS correlating the process.

另外还重点介绍了多线性分离变量法，对多线性分离变量法的一般求解过程作了阐述，还结合步骤具体求解了DS系统的分离变量解。

Multistep method is the first method applied to DAEs.Because of some reasonsin history,all algorighms for DAEs come from those for stiff ODEs,mainly thebackward difference formula.

多步法是最早用于直接求解微分代数方程的方法，由于历史上的原因，长期以来使用的公式都是由刚性常微分方程的求解公式导出的，主要是向后差分公式。

Establish the steady-state and transient model using the three hydrodynamics equations (Continuity equation, Momentum equation and Energy equation). By comparing different state equation, it selects the BWRS state equation which is considered the most accurate state equation in current natural gas measurement. It calculates compression factor, density and other Thermal parameters based on BWRS state equation. In Numerical solution of the steady-state and transient model, compression factor, friction coefficient and all the other Thermal parameters are recalculated in each small time step to reduce the numerical calculation error.

在稳态模型的建立上，利用流体力学三大方程(连续性方程、运动方程和能量方程)，通过比较不同的状态方程选用了目前被认为最精确的用于天然气计量的BWRS状态方程，并以此方程为基础进行压缩因子、密度等热物性参数的计算；在稳态模型的求解上，选用容易计算，精度较高的标准型龙格—库塔(Runge-Kutta)法进行数值求解，并且在迭代过程的每一小步都重新计算燃气的压缩因子，摩阻系数等所有的计算参数，以减少数值计算的误差。

This method can be used to solve both linear and nonlinear staticand dynamic problems. Astringency of Neumann series expansion to solve nonlinearproblems is proved and a method to improve the convergence and enhance efficiencyis presented.

算例表明了该方法具有较高精度和良好的应用潜力。2 结构可靠性研究在最大熵法中需求解的随机变量的矩约束积分方程组具有高度非线性，通常的非线性方程组的求解方法不能收敛。

For raising the calculating efficieney of multibody system dynamic equation, especially moving elastic body, a method for solving nonlinear dynamic equation is presented by combining direct integration and Neumann series.

为了提高多体系统动力学方程，特别是运动弹性体的动力学方程的求解效率，提出了求解非线性的或时变的动力学方程的Neumann级数一直接积分解法。算例表明了该方法的正确性和有效性。

Determination of neutral plane position is the key to the analysis of bonded two layered slab on an elastic foundation,however,there are no theoretical formulas and solving methods for it when the Poisson s ratios of two slabs are different.

弹性地基上结合式双层板问题分析的关键在于中性面的求解，但目前对于两层板泊松比不同时的情况仍没有理想的理论公式和求解方法。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。