Solution-of-unlinear-equations

图论里面的三边交互算法，matlab编制的(The trilateral exchange simple algorithm)

自己编写的多项式拟合程序，阶数可选择，里面含有一个数据文件，下载即可运行，使用过程中也可以用自己的数据。(themselves prepared polynomial fitting procedure, the option order, which contains a data file can be downloaded operation, the use of the process can also use their own data.)

最速下降法、求最优值,用外推法求单谷区间的优化设计提供了依据 (The steepest descent method, beg the most optimal value, use extrapolation ChanGu interval obtained )

4DPSK, 8DPSK在高斯信道下性能仿真. 解调方式不仅包括包括相干解调,还有个人编写的非相干解调,对于急需非相干解调的很有帮助(4DPSK, 8DPSK in Gaussian channel performance simulation. Demodulation not only include coherent demodulation, there are individuals prepared by non-coherent demodulation, the urgent need for non-coherent demodulation of the useful)

平面波与涡旋波的干涉产干涉条纹，条纹出现位错。(Plane wave and vortex waves produce interference fringes, stripes appear dislocation.)

锁相环和锁频环在数字costas环中的应用.pdf 一篇关于costa环路的新颖设计方案，包含大量的仿真图和性能分析，对学习锁相环有很大帮助(And frequency-locked loop PLL digital costas loop in the application. Pdf a novel about the costa loop design, contains a large number of simulation map and performance analysis are very helpful for learning PLL)

digital signal prosecing code

Calculate displacement and strain a series of images

四分之一汽车simulink模型,可用于仿真或控制系统开发(Fourth car simulink model can be used for simulation or control system development)

利用一数学仿真工具构建一16-QAM的通信系统 工具：推荐使用Matlab,可使用信号处理工具箱但不能利用通信工具箱(The use of a mathematical simulation tools to build a 16-QAM communication system tools: Recommended use of Matlab, Signal Processing Toolbox can be used but not the use of communication toolbox)