NEWMARKmethod

对于空间上的任意几个点所在的直线或曲线，该程序可以拟合出的方程。(For any of several points on the space where the line or curve, the program can fit out of the equation.)

最小二乘拟合空间直线，和单独的误差计算函数(Linear least squares fitting space, and a separate error calculation function)

说明：  工程中微分方程数值积分经常需要使用的Newmark法(Differential equations numerical integration project often requires the use of the Newmark method)

fsolve函数求非线性方程组数值解，已经验证其正确性。(fsolve function for the numerical solution of nonlinear equations)

说明：  finite element theory

响应面方法的一个例子，二阶响应面，使用正交矩阵法求解(rsm algorithms )

随机有限元理论教材，是学习随机有限元及可靠度理论的不错东东 (Stochastic finite element theory of teaching materials, are studying stochastic finite element and reliability theory is true Dongdong)

lu分解矩阵求逆... =========== 紫薯紫薯...(Matrix LU decomposition inversion)

一个基于matalb和fortran的大地电磁2维正演模拟程序(A program in MATLAB and FORTRAN for two-dimensional magnetotelluric inversion)

copula工具库,包括各种copula函数，及联合分布函数的概率密度函数、分布函数和随机数的生成(copula tool library, including a variety of copula function, and joint distribution function of the probability density function, distribution function and a random number generator)