Auto_Regression

严格的衍射积分计算，实现光栅结构透过反射场2维分布的严格解计算，利用散射积分对耦合模方程进行严格计算解 衍射，光栅，场，二维，积分，散射矩阵，耦合模理论(Strict calculation of the diffraction integral, the grating structure is realized through the rigorous solution of the 2 dimensional distribution of the reflection field. Diffraction, grating, field, two-dimensional, integral, scattering matrix, coupled mode theory)

利用不动点迭代和牛顿迭代求解非线性方程解的理论(Theory of Solving Nonlinear Equations by Fixed Point Iteration and Newton Iteration)

快速计算相关系数的c代码,比较适用于统计学(Very efficient implementations for calculating correlation efficients )

使用车轨空间耦合系统计算出的60km/h的轮轨力时程数据(Wheel-rail force of speed 60km/h )

Generic templates of algorithms for sparse matrixs

说明：  集成了梯度下降法、牛顿法、拟牛顿法、共轭梯度法等多个最优化算法(It integrates gradient descent method, Newton method, quasi Newton method, conjugate gradient method and other optimization algorithms)

浸入边界法（Immersed Boundary Method）的一个示例程序。包括说明文档。(A code using the IBM (Immersed Boundary Method ) . And the help documention is included .)

this document contains an explanation of mathematical functions

Fric User defined in ABAQUS

用MATLAB实现单因素/两因素重复测量方差分析，自带工具包中只有非重复测量的方差分析函数ANOVA。anova_rm实现单因素；rm_anova2实现两因素( function stats = rm_anova2(Y,S,F1,F2,FACTNAMES) Two-factor, within-subject repeated measures ANOVA.For designs with two within-subject factors. function [p, table] = anova_rm(X, displayopt)Single factor, repeated measures ANOVA.)