gps_position

计算光子晶体的源程序，基于fdtd 算法，很有帮助(photonic crystal calculation of the source, based on fdtd algorithm, helpful)

有限元法边界元法求解二维散射问题，非常有用(Finite element method for solving two-dimensional boundary element method scattering problem, very useful)

c++的有限元源码,带说明书和测试数据,是难得的有限元开发资料.(This is the code of finite element method, with manual document and data samples, it is valusble for FEM development)

用于建立主成分分析模型，这是一个好用的频偏估计算法的matlab仿真程序,用于时频分析算法。( Principal component analysis model for establishing, This is a useful frequency estimation algorithm matlab simulation program, For time-frequency analysis algorithm.)

通过换能器测量得到材料的信号到达时间，根据一些已知条件以及声学公式计算材料的声速(Measured by the transducer signal arrival time of the material, according to some known conditions, and calculated acoustic velocity materials)

这是2011年中国等离子暑期学校关于磁流体力学（MHD）的讲义，授课的老师是北京大学的王晓刚教授，非常经典！(This is the 2011 China Summer School on magnetic plasma hydrodynamics (MHD) lectures, taught at Peking University Professor Wang Xiaogang teacher, very classic!)

动态贝叶斯网络的介绍，包括现阶段研究状况与应用(Introduction to dynamic Bayesian networks, including the present status of research and application of)

使用JAVA模拟FFFT算法 快速傅里叶算法 (Use JAVA simulation FFFT algorithm Fast Fourier Transform Algorithm)

说明：  求解二维亥姆霍兹方程的fortran程序，包含网格文件。(Fortran two-dimensional Helmholtz equation solving procedures, including the grid file.)

基于预估校算法的分数阶混沌系统的Lyapunvo指数计算程序(Lyapunvo exponent calculation program for fractional order chaotic systems based on predictor algorithm)