Extended best polynomial approximation operator in Orlicz Spaces

Acinas, Sonia Ester; Favier, Sergio José; Zo, Felipe

Artículos de revistas

Fecha

2015-04

Registro en:

Acinas, Sonia Ester; Favier, Sergio José; Zo, Felipe; Extended best polynomial approximation operator in Orlicz Spaces; Taylor & Francis; Numerical Functional Analysis And Optimization; 36; 7; 4-2015; 817-829

0163-0563

http://hdl.handle.net/11336/14812

http://repositorioslatinoamericanos.uchile.cl/handle/2250/1852405

Autor

Acinas, Sonia Ester

Favier, Sergio José

Zo, Felipe

Institución

Consejo Nacional de Investigaciones Científicas y Tecnológicas (Argentina)

Resumen

In this article we consider the best polynomial approximation operator, defined in an Orlicz space L Φ(B), and its extension to L ϕ(B) where ϕ is the derivative function of Φ. A characterization of these operators and several properties are obtained.

Materias

ORLICZ SPACES

BEST POLYNOMIAL PHI-APPROXIMATION OPERATORS

EXTENDED BEST POLYNOMIAL APPROXIMATION FROM L^PHI TO L^varphi

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