Expansion over a rectangle of real functions in Bernoulli polynomials and applications

被引:31
作者
Costabile, FA [1 ]
Dell'Accio, F [1 ]
机构
[1] Univ Calabria, Dipartmento Matemat, I-87036 Arcavacata Di Rende, CS, Italy
来源
BIT | 2001年 / 41卷 / 03期
关键词
Bernoulli polynomial; Taylor expansion; Sard kernels;
D O I
10.1023/A:1021958910686
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
In this paper we generalize an expansion in Bernoulli polynomials for real functions possessing a sufficient number of derivatives. Starting from this expansion we obtain useful kernels, which are substantially different from Sard's for a wide class of linear functionals that includes the truncation error for cubature formulas.
引用
收藏
页码:451 / 464
页数:14
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