PA_model

运用龙格库塔法-ode45求解一个多自由度的振动方程，得到振动的时域响应曲线(Using Runge Kutta method, -ode45 solved a multi degree of freedom vibration equation, and obtained the time domain response curve of vibration.)

开关电源电感计算案例，buck降压斩波输出电感的参数计算和选型(inductor parameter calculation of switching power supply)

说明：  uel fortran code for CPE4 with analysis of beam example

陈国良并行算法实践 －mpi源程序 《并行算法的设计与分析》(parallel computing mpi)

一个可以计算二维散射问题的矩量法程序(a calculation of the two-dimensional scattering Moment Method procedures!)

这个windows下可视化晶体结构的软件,可用于构造晶体,界面,表面...对于做第一性原理初始模型的构建以及结果的可视化分析特别有用处.(Under the windows crystal structure visualization software can be used for the crystal structure, interface, surface ... do first principles for the construction of the initial model and the results of visual analysis is particularly useful.)

修正剑桥模型在不排水条件下的源程序，很有用，是最近做项目是研究的课题。(cambridge with fortran)

说明：  自己编的，实现l-bfgs解无约束优化问题(Own, and the realization of l-bfgs Unconstrained optimization problems)

说明：  matlab求解整数规划问题教程，无程序文件，可根据教程案例编写程序，易上手，适合于matlab算法初级学习。(Matlab integer programming problem solving tutorial, no program files. Written according to the tutorial case. Suitable for matlab algorithm primary learning.)

dft频率测量算法，主要针对电网频率的测量(the dft frequency measurement algorithm)