photonic_crystal_period

说明：  自适应simpson算法，数值分析考试用的(Adaptive Simpson algorithm for numerical analysis test)

己知一些离散的点，使用matlab利用最小二乘法拟合(Had a number of discrete points, with linear least squares fitting)

FFT，快速傅立叶变换，求一个信号的幅值和相角，频谱特性(FFT, fast Fourier transform, seeking a signal amplitude and phase angle, spectral characteristics)

有限元法求解泊松方程，用matlab编写的计算程序(Finite element method for solving Poisson)

产生K分布随机变量以及产生的随机变量与K分布密度函数的拟合程度(Generate the K-distribution fitting degree of the random variable and the random variable with distribution density function of the K)

线弹性模型，可以对一般的弹性体通过abaqus进行验证使用(Linear elastic model)

几何绕射理论，是高频解决电磁场问题的方法，本书很具有代表性(GTD is a high-frequency electromagnetic fields to solve the problem, this book is a representative)

主要用于计算半导体激光器调制的程序；可以针对常用的半导体激光器的调制进行数值分析(mainly used in the calculation of the semiconductor laser modulation procedures; can address common semiconductor laser modulation Numerical Analysis)

小世界网络邻接矩阵生成代码，可以基于此来实现人际网路(Small-world network adjacency matrix generated code can be implemented based on this interpersonal network)

用最小二乘法进行电力系统状态估计，包含IEEE30节点的电力系统图(Using least squares power system state estimation, including IEEE30 bus power system diagram)