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有限差分解光波传播方程Finite Difference Beam Propagation Method (Finite Difference Beam Propagation Method)

用遗传算法解决旅行商问题简洁方便，而且计算精确(Traveling salesman problem using genetic algorithms to solve simple and convenient, and accurate calculation)

This it the code to describe rayleigh distribution

利用matlab演奏的生日快乐歌，别有一番风味，不妨一听(Using matlab played Happy Birthday, do not have a flavor, might one)

当线性代数联立方程组的系数矩阵为三对角阵T时，可将T分解为主对角元素为1的下三角阵L和另一个右三角阵R的积。(Simultaneous linear algebraic equations when the coefficient matrix is tridiagonal matrix T, can break down the main diagonal elements of T 1 of the lower triangular matrix L and the other right-triangular matrix R of the product.)

巴特沃斯和切比雪夫低、带通滤波器matlab程序，能播放、读取音乐，加噪，滤噪等。画出加噪前、加噪后、滤波后波形。(Butterworth and Chebyshev low, band-pass filter matlab procedures, can play music, reading, adding noise, filtering etc.. Before the addition of noise, plus noise, after the filter waveform.)

一个使用matlab语言编写的粒子群算例，对初学者很有用(a example of particle swarm optimization)

说明：  基于免疫算法的认知无线电资源分配研究，本科毕业设计，附带毕业论文，论文里对程序有详细的说明，直接运行即可，可以参考。(Research on cognitive radio resource allocation based on immune algorithm, undergraduate graduation design, with graduation thesis, the program has a detailed description of the program, can be directly run, you can refer to.)

应用matlab对负责数学模型分析求解方法解析(Application the matlab responsible mathematical model analysis method for solving resolution)

matlab 高斯通道模型。通信系统仿真，信道模型(matlab Gaussian channel model. Communication system simulation, the channel model)