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对一个等边三角形，每条边按照Koch曲线的方式进行迭代，产生的分形图称为Koch雪花。编制程序绘制出它的图形，并计算Koch雪花的面积，以及它的分形维数(An equilateral triangle, each edge iterations, in accordance with the manner of the Koch curve generated fractal images is known as the Koch snowflake. Programmed to draw its graphics, and calculate the area of the Koch snowflake, and its fractal dimension)

现代通信系统（matlab版）（第二版）配套源代码 John G. Proakis等著 刘树棠 译 电子工业出版社出版(modern communication system (Matlab version) (2nd Edition) source code supporting John G. Proak Liushutang is waiting for the translation of the electronics industry published)

用matlab求解的一维黎曼问题的精确解，有限体积格式(Using matlab dimensional Riemannian problem solving an exact solution, finite volume scheme)

基于Matlab、Simulink的电力电子方面，电机控制系统方面的常用建模和仿真，非常全面，各种电力电子元件，各种电机模型及控制，包括直流电机、异步电机、同步电机。(Power electronics, electrical control system simulation model power electronics, electrical control system of the commonly used in modeling and simulation, very full, all kinds of electric power electronic components, all kinds of motor model and control, including dc motor, asynchronous motor, synchronous motor.)

Genetic algorithm for optimization

离散傅里叶变换的子程序，matlab的built in函数的一部分程序(Discrete Fourier Transform subroutine built in matlab function part of the program)

总体经验模态分解，帮助理解经验模态分解的过程(ensembled empirical mode decomposition, to help understand the empirical mode decomposition process)

非线性分析 包括、典型非线性特性和描述函数方法的各种matlab程序 非常实用的非线性分析(Nonlinear analysis includes typical nonlinear characteristics and description of the various matlab function method is very useful program)

mallet wavelet小波消噪 小波3层分解并重构。(mallet Wavelet Denoising)

脑电信号EEG的信号波形分析，采用小波分解之后plot出波形(EEG signal EEG waveform analysis using wavelet decomposition of the waveform after the plot)