数据提取W-E-xian-2015

说明：  本程序是采用FDTD算法结合PML吸收边界，对对称三层平板光波导的模式场仿真(This program uses FDTD algorithm and PML absorbing boundary to simulate the mode field of symmetrical three-layer planar optical waveguide.)

金属断裂的数值计算提供理论依据及实际详例解读(The numerical calculation of metal fracture provides theoretical basis and interpretation of practical examples)

cpsd 单独子函数，可编译后直接应用于自己的程序，方便快捷，使用fftw库(cpsd separate sub-functions can be applied directly after compiling its own procedures, convenient use fftw library)

用平面波展开法计算二维声子晶体带隙,可直接计算得到多重分形谱,计算互信息非常有用的一组程序。( Computation Method D phononic bandgap plane wave, It can be directly calculated multi-fractal spectrum, Mutual information is useful to calculate a set of procedures.)

weno计算阶跃函数 时间离散采取三阶RK法；使用五阶WENO方法计算函数在[-1，1]内的数值解。(weno calculation step function)

编写一个使用KMP算法的字符串匹配程序。 使用方法：字符串匹配.exe -f xxx.txt -s xxx -f 指定要查找的文件 -s 指定要查找的字符串(Writing a string matching algorithm using KMP program. How to use: string matching exe-f xxx.txt-s xxx-f to specify the file you want to find-s to specify the search string)

有限元分析源代码，能分析梁单元、膜单元、壳体单元等常用的有限元单元，并能计算模态、振型等(Finite element analysis of source code, capable of analyzing beam element, membrane element, shell element, such as commonly used finite element module, and the calculation mode, vibration mode, etc.)

对该模型参数辨识采用递推最小二乘法，即 RLS（ recurisive least square）， 它是一种能够对模型参数进行在线实时估计的辨识方法。(The recursive least square method is used to identify the parameters of the model, that is, rls (recurisive least square), which is an online real-time estimation method for the model parameters)

此程序用于计算圆形截面的弯矩曲率特性和不同极限状态的识别(This program used for the the moment curvature calculation of circular cross-section characteristics and different limit state identification)

进行结构响应分析的Wilson法，是直接积分的基本算法之一，相信进行有限元动力分析编程的诸位都能用上(structural response analysis of Wilson, which is direct integration one of the basic algorithm, believe that the dynamic finite element analysis program you can use)