shizhiweifen
代码说明：
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 program implementation in the document have been given.)
文件列表：
第7章 数值微分
...............\CISimpson.m
...............\Diff2BSample.m
...............\DiffBSample.m
...............\DISimpson.m
...............\FivePoint.m
...............\FivePoint2.m
...............\FourPoint.m
...............\FourPoint2.m
...............\MidPoint.m
...............\Richason.m
...............\SmartDF.m
...............\ThreePoint.m
...............\ThreePoint2.m
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