The Direct and Converse Inequalities for Jackson-Type Operators on Spherical Cap

Approximation on the spherical cap is different from that on the sphere which requires us to construct new operators. This paper discusses the approximation on the spherical cap. That is, the so-called Jackson-type operator {Jk,sm}k=1∞ is constructed to approximate the function defined on...

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Hlavní autoři: Feilong Cao, Yuguang Wang
Médium: Článek
Jazyk:English
Vydáno: SpringerOpen 2009-01-01
Edice:Journal of Inequalities and Applications
On-line přístup:http://dx.doi.org/10.1155/2009/205298