Weighted uniform approximation on the semiaxis by rational operators

被引：0

作者：

Della Vecchia, B

Mastroianni, G

Szabados, J

机构：

[1] Hungarian Acad Sci, Inst Math, H-1364 Budapest, Hungary

[2] Univ Basilicata, Dipartimento Matemat, I-85100 Potenza, Italy

[3] Univ Roma La Sapienza, Dipartimento Matemat, I-00185 Rome, Italy

来源：

JOURNAL OF INEQUALITIES AND APPLICATIONS | 1999年 / 4卷 / 03期

关键词：

Shepard operator; weights; order of approximation; nodes; K-functional;

D O I：

暂无

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

We construct rational operators for the weighted uniform approximation on the semiaxis. Direct and converse results are shown which are not possible for polynomials.

引用

页码：241 / 264

页数：24

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