A GENERALIZATION OF THE EXPONENTIAL SAMPLING SERIES AND ITS APPROXIMATION PROPERTIES

被引:37
|
作者
Bardaro, Carlo [1 ]
Faina, Loris [1 ]
Mantellini, Ilaria [1 ]
机构
[1] Univ Perugia, Dept Math & Comp Sci, Via Vanvitelli 1, I-06123 Perugia, Italy
关键词
Mellin transform; Mellin band-limited functions; Mellin derivatives; generalized exponential sampling; DILATIONALLY INVARIANT TRANSFORMS; COVERING DISCONTINUOUS SIGNALS; MELLIN TRANSFORM; CONVOLUTION-OPERATORS; ASYMPTOTIC FORMULAS; ABSOLUTE CONTINUITY; THEOREM; PREDICTION; LAPLACE; TERMS;
D O I
10.1515/ms-2017-0064
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Here we introduce a generalization of the exponential sampling series of optical physics and establish pointwise and uniform convergence theorem, also in a quantitative form. Moreover we compare the error of approximation for Mellin band-limited functions using both classical and generalized exponential sampling series. (C) 2017 Mathematical Institute Slovak Academy of Sciences
引用
收藏
页码:1481 / 1496
页数:16
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