Comparisons between vector and matrix pade approximants

被引:0
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作者
Brezinski, C [1 ]
机构
[1] Univ Sci & Technol Lille, CNRS, FRE 2222, Lab Math Appl, F-59655 Villeneuve Dascq, France
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暂无
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we compare the degrees and the orders of approximation of vector and matrix Pade approximants for series with matrix coefficients. It is shown that, in this respect, vector Pade approximants have better properties. Then, matrix-vector Pade approximants are defined and constructed. Finally, matrix Pade approximants are related to the method of moments.
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页码:1 / 12
页数:12
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