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拉格朗日(Lagrange)多项式插值

于 2023-05-27 发布 文件大小:15.49 kB
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代码说明:

两个输入变量X,Y是n维向量,本函数通过Lagrange方法找出通过所有点的n-1阶多项式的系数,返回给P,再通过Matlab内部函数polyval计算插值

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