Generalized Order and Best Approximation of Entire Function in 𝐿𝑝-Norm

The aim of this paper is the characterization of the generalized growth of entire functions of several complex variables by means of the best polynomial approximation and interpolation on a compact 𝐾 with respect to the set Ω𝑟={𝑧∈𝐂𝑛;exp𝑉𝐾(𝑧)≤𝑟}, where 𝑉𝐾=sup{(1/𝑑)ln|𝑃𝑑|,𝑃𝑑polynomialofdegree≤𝑑,‖𝑃𝑑‖𝐾≤...

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Bibliographic Details
Main Author: Mohammed Harfaoui
Format: Article
Language:English
Published: Wiley 2010-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/2010/360180
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Summary:The aim of this paper is the characterization of the generalized growth of entire functions of several complex variables by means of the best polynomial approximation and interpolation on a compact 𝐾 with respect to the set Ω𝑟={𝑧∈𝐂𝑛;exp𝑉𝐾(𝑧)≤𝑟}, where 𝑉𝐾=sup{(1/𝑑)ln|𝑃𝑑|,𝑃𝑑polynomialofdegree≤𝑑,‖𝑃𝑑‖𝐾≤1} is the Siciak extremal function of a 𝐿-regular compact 𝐾.
ISSN:0161-1712
1687-0425