S4

利用：plot，stem，grid，line，axis，xlabel，ylabel，title 等绘制阶跃函数的图像。(draw the map of step function.)

电力系统的MATLAB-SIMULINK仿真与应用，包含主要原件模型、电力电子电路仿真、电力系统稳态暂态仿真等。(MATLAB-SIMULINK power system simulation and applications, including the main original model, the power electronic circuit simulation, steady state power system transient simulation Really so.)

将newmark算法和牛顿威尔逊算法综合起来，结合两种算法的优势求解一般性动力学方程，线性和非线性都可以。(The Newmark algorithm and Newton Wilson algorithm are combined to solve the general dynamic equation, both linear and non-linear.)

较简单的KMeans聚类算法实现，编程语言matlab(Clustering KMeans relatively simple algorithm, programming language matlab)

matlab从入门到精通第3章书后源码对初学者很有帮助(matlab)

带有MPPT功能的光伏阵列Matlab通用仿真模型.kdh(MPPT in PV arrays with Matlab Simulation Model. Kdh)

Using XFOIL based on Lifting Surface Theory to Achieve 3-D Aerodynamics

MIT--航空航天工程中的计算方法_模拟可变面积管道中的可压缩无粘滞流体 MIT公开课程--航空航天工程中的计算方法 这门课程适用于在航空和航天工程中出现的计算方法的入门学习。其应用是从航空宇宙结构，空气动力学，动力学和控制，和航空宇宙系统选出的。其技术包括：常微分方程系统的数值积分；偏微分方程式的有限差分,有限体积, 和有限元的离散化；数值线性代数；本征值问题和带有约束的最优化。 (MIT- Aerospace engineering calculations _ simulation of compressible variable-area duct without viscous fluid MIT Open Course- Aerospace engineering calculation methods for this course in aviation and aerospace engineering calculations appear method of getting started. The application is from aerospace structures, aerodynamics, dynamics and control, and aerospace systems selected. The technologies include: numerical integration of ordinary differential equations systems partial differential equations of finite difference, finite volume, and finite element discretization numerical linear algebra eigenvalue problems with constraints and optimization.)

实现matlab的牛顿法。牛顿法是非常有高效的，它是许多强大的数值方法的基础。(Matlab realize the Newton method. Newton method is very efficient, it is many a strong basis of numerical methods.)

采用k空间方法仿真超声声场及光声、剪切波传播等的专用matlab工具箱程序包，能模拟非均匀介质情况下的波动传播情况，功能强大，(k-wave toolbox for ultrasound simulation)