xunhuan

本程序应用矩量法计算了中心馈电的对称阵子的表面电流分布、E面辐射方向图及三维辐射方向图，并可以自行设定阵子长短。(The application of moment method program of the center symmetry feed stream of the surface current distribution, E plane radiation pattern and three-dimensional radiation pattern, and can set the length of time around.)

关于智能优化方法的一本很不错的参考书 可以参考(good book)

Newton-Raphson method for all real roots of the polynomial

无线通信课程设计的matlab程序，这个源程序代码包提供了通信系统中BPSK,QPSK,OQPSK,MSK,MSK2,GMSK,QAM,QAM16，YDHMYF，ErHbVnU等调制解调方式，以及它们在AWGN和Rayleigh信道下的通信系统实现及误码率性能. (Wireless communication curriculum design matlab program source code package provides a communication system in BPSK, QPSK, OQPSK, MSK, MSK2, GMSK, QAM, QAM16, YDHMYF, ErHbVnU and other modulation and demodulation, and they AWGN and Rayleigh channel under the communication system to achieve error rate performance. )

penalty function_fletcheReeves

通过matlab编程实现了通信原理中的模拟频率调制（FM)，并画出了波形。(this source code can realize the fm modulation in communication principles.)

在进行综合评价时，可运用可拓学理论，为此本人提供了一段基于matlab的可拓程序(Conducting a comprehensive evaluation, using extension theory, for which I provided the period based on matlab Extension program)

用超松弛迭代SOR求解线性方程组的matlab实例程序(a example program about solving linear equations with super- relaxation iterative )

说明：  模型以永磁直驱同步发电机组为研究对象，对包括风力机、发电机及其控制系统等各部分进行控制建模与仿真，接着通过坐标变换，分析并网逆变器在d／q坐标系下的模型，采用基于d轴电网电压定向矢量控制，并通过前馈补偿，实现有功、无功的解藕独立控制.(The model takes the permanent magnet direct drive synchronous generator set as the research object, and carries on the control modeling and simulation to each part, including wind turbine, generator and its control system, and then analyzes the model of grid-connected inverter in d coordinate system through coordinate transformation. The voltage oriented vector control based on d-axis power network and feedforward compensation are adopted to realize the decoupling independent control of active and reactive power.)

说明：  齿轮动力学分析，计算duffing系统下特性，振动情况等(To solve the nonlinear problem of gear dynamics analysis, the calculation of duffing system characteristics, vibration, and so on)