数值算法

By constructing a different piecewise linear supply function, the existence of piecewise linear supply function equilibria in electricity market is proved. From the theoretical point of view, new results regarding existence of these equilibria are presented.

在这种电力市场环境下构造了一类分段线性供应函数，证明了分段线性供应函数纳什均衡解的存在性，从理论上获得了相关新结论，为电力市场供应函数均衡近似数值求解算法设计提供理论基础。

To analyze quantitatively the performances of genetic algorithms used in aerodynamic optimization design and the effects of the skills introduced, the numerical test planform for genetic optimization models is set up on Microsoft Fortran Powerstation.

建立了以Fortran Powerstation 4.0为开发环境的各种遗传优化模型的数值试验平台，对各遗传算法、改进技术及其优化模型的性能（优化质量和优化效率、可操作性）进行定量分析，并在此基础上建立了翼型、机翼和全机的优化设计软件系统。

To analyze quantitatively the performances of genetic algorithms used in aerodynamic optimization design and the effects of the skills introduced, the numerical test planform for genetic optimization models is set up on Microsoft Fortran Powerstation. As applications, several aerodynamic optimization designs for airfoil, wing and aircraft are carried out to testify the adaptation of genetic optimization models.

建立了以Fortran Powerstation 4.0为开发环境的各种遗传优化模型的数值试验平台，对各遗传算法、改进技术及其优化模型的性能（优化质量和优化效率、可操作性）进行定量分析，并在此基础上建立了翼型、机翼和全机的优化设计软件系统。

A theoretical model, considering the influences of intensity and layers of polythene film on explosion, was established and solved by SIMPLE algorithm.

建立了描述气云爆炸的理论模型，模型考虑了薄膜强度、层数对爆炸的影响，采用SIMPLE算法进行了数值求解。

DE gets each generation of population using the real value parameter vector, and the crucial idea of DE is a scheme for generating trial parameter vectors.

DE利用实数值参数向量作为每一代的种群，它的自参考种群繁殖方案与其他优化算法不同。

A new proof for properties of positive matrix

通过对正矩阵进行相似变换，给出了求正矩阵最大特征值的一种新的算法和相应的数值例子。

In order to increase the detection speed, by using mixing particle sets to express the posterior probability distribution and adopting the Monte Carlo numerical methods to calculate the mixing weights, the fast fault detection algorithm is proposed based on the estimate window method.

为了提高故障检测的速度，采用混合粒子集表达后验概率分布，并由Monte Carlo数值方法优化得到各粒子集的加权值，据此提出了基于估计窗的快速故障检测算法。

In this thesis, numerical characteristics and preconditioning techniques of some kinds of special matrices are researched.

本文主要研究了几种特殊矩阵的数值特征、算法和预处理技术，主要内容和创新点包括： 1。

After rational predigestion of the heat exchanger of the thermoelectric generator''s physical model in this paper,by using the Fluent software,adopting the SIMPLE arithmetic and k-εmodel,the 3D inner flow of the heat exchanger of the thermoelectric system was simulated numerically.

本文在对温差发电系统的冷端换热器的物理模型进行了合理的简化处理后，应用Fluent通用软件，采用Simple算法和标准k-ε湍流模型，对温差发电系统的冷却端换热器内的流场进行了三维数值分析。

In the Uzawa algorithm, we use the HX preconditioner for the primal variable. The numerical results indicate that the new algorithm has good parallelization scalability and the iteration counts are independent of the mesh size and the jump range as for the floating subdo mains and interior cross-points.

数值实验结果表明，不论是对光滑系数还是对有无浮动子区域及有无内交叉点的跳系数情形，我们所设计的并行算法HX-Uzawa-p的迭代次数都基本不依赖于网格规模及系数跳幅，且具有很好的并行可扩展性。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。