FRFT2

卡尔曼机动，加入了对机动的检测和处理，对于机动模型，滤波解更加有效(Kalman mobility, the right to join the mobile detection and processing, motor model, a more effective filtering solution)

new robot search algorithms

说明：  利用python进行因子分析,因子分析可以进行降维!(Using Python factor analysis, factor analysis can reduce dimensionality!)

信号提取，fft变换，模态分析，互相关分析(fft)

说明：  LM莱文博格马夸特优化算法，python语言(this is a file of LM algorithm which was wroten by python language)

this document contains an explanation of mathematical functions

二维Euler方程的Jameson求解方法(Jameson solution of two-dimensional Euler equations)

间断有限元方法（ Runge–Kutta discontinuous Galerkin ）求解N-S方程 算例为一维sod问题 流通量为BR1(Discontinuous Finite Element Method (Runge-Kutta discontinuous Galerkin) N-S equation solving a one-dimensional example problem sod Liquidity is BR1)

四分之一圆柱贴体网格的生成，可以调节大小(Fourth cylindrical body-fitted grid generation, you can adjust the size of the)

说明：  用于abaqus二次开发材料VUMAT，为初级学者找到更简单的方法(Materials for ABAQUS secondary development)