最佳平方逼近

提供多种nonlinear dynamics函数，包括bifurcation analysis, 和 chaos analysis.(Function of a variety of nonlinear dynamics, including bifurcation analysis, and chaos analysis.)

说明：  Neville插值算法，xa为自变量数组，xy为因变量数组；x为待插值的自变量(Neville interpolation algorithm, xa array as variables, xy array as the dependent variable x for the independent variables to be interpolated)

包含优化类的几个简单示例程序，包括四元数的各种计算,一个计算声子晶体结构的一维传递矩阵法。( Optimization class contains several simple sample programs, Including quaternion various calculations, A one-dimensional transfer matrix method to calculate the phonon crystal structure.)

对病态系统采用了四阶龙格库塔法和蛙跳法进行了仿真，得到了很好的实验结果(Pathological systems using fourth-order Runge-Kutta method and the leapfrog method for the simulation, the experimental results)

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)

MATLAB使用欧拉Euler法求解微分方程组 源程序代码(SOURCE PROGRAM CODE OF DIFFERENTIAL EQUATIONS SOURCE SOLUTION USING EULER METHOD IN MATLAB)

划分网格一个开源的库，有限元的算法，很好用(Meshing an open source library = for finite element)

Concert c++ example of facility location problem. C++ concert technology is a registered trademark of ILOG CPLEX

用于生成空气动力学力学计算中的计算O型网格(generate the calculational grid)

此程序用最小二乘法拟合椭圆图像，模拟地球的形状(This program fit ellipse images using the least squares method to simulate the Earth' s shape)