拉格朗日插值法matlab程序代码-LC2Ditp:一般Lissajous-Chebyshev点上的二维多项式插值

上传者: 38691055 | 上传时间: 2021-06-17 13:25:26 | 文件大小: 3.77MB | 文件类型: ZIP
拉格朗日插值法matlab程序代码LC2Ditp Lissajous-Chebyshev 点上的双变量多项式插值 版本:0.31 (01.07.2020) 由和撰写 描述 LC2Ditp 包包含一个 Matlab 和一个 Python 实现,用于在一般 Lissajous-Chebyshev 点上进行二元多项式插值和求积。 该包综合了文献中已知的各种插值方案。 文章 [1] 中提供了 Lissajous-Chebyshev 节点和多项式插值的一般描述。 要测试包,请使用example_main.m或example_main.py 要绘制节点和光谱,请使用plot_LC2D.m或plot_LC2D.py 作为特殊情况,它包含以下插值方案: 频率参数 (m+1,m) 和 (m,m+1) [2,3] 的帕多瓦点。 Morrow-Patterson-Xu (MPX) 指向频率参数 (m,m) [9]。 基于频率参数 (m,m+p) 的单简并 Lissajous 曲线的插值方案,其中 m 和 p 相对质数 [5]。 基于频率参数 (2m,2m+2p) 的单个非退化 Lissajous 曲线的插值

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