A generalized Richardson extrapolation routine that can perform multiple extrapolation steps, can accommodate arbitrary leading error terms, can handle any uniform refinement scheme (e.g. h/2, h/3, h/5, etc), and can report a full extrapolation table

matlab中的数值微分，有用中点公式，自适应法，理查森外推算法等方法求函数的导数，算法的程序实现在文件中都已经给出了。-in the numerical differentiation matlab, useful midpoint formula, adaptive method, Richardson extrapolation methods such as France seek the derivative of the function, the algorithm of the

用于数值微分的MATLAB程序。包括辛普森数值微分法法求函数的导数 理查森外推算法求函数的导数 三点法求函数的二阶导数 等-MATLAB program for numerical differentiation. Including the derivative of the function by Simpson numerical differentiation method The derivative of the function by Richardson extr