Artículo
Extensions of Rubio de Francia's extrapolation theorem
Autor/es | Cruz Uribe, David
Martell Berrocal, José María Pérez Moreno, Carlos |
Departamento | Universidad de Sevilla. Departamento de Análisis Matemático |
Fecha de publicación | 2006 |
Fecha de depósito | 2016-11-17 |
Publicado en |
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Resumen | One of the main results in modern harmonic analysis is the extrapolation
theorem of J.L. Rubio de Francia for Ap weights. In this paper we discuss some recent extensions of this result. We present a new approach that, ... One of the main results in modern harmonic analysis is the extrapolation theorem of J.L. Rubio de Francia for Ap weights. In this paper we discuss some recent extensions of this result. We present a new approach that, among other things, allows us to obtain estimates in rearrangement-invariant Banach function spaces as well as weighted modular inequalities. We also extend this extrapolation technique to the context of A∞ weights. We apply the obtained results to the dyadic square function. Fractional integrals, singular integral operators and their commutators with bounded mean oscillation functions are also considered. We present an extension of the classical results of Boyd and Lorentz-Shimogaki to a wider class of operators and also to weighted and vector-valued estimates. Finally, the same kind of ideas leads us to extrapolate within the context of an appropriate class of non A∞ weights and this can be used to prove a conjecture proposed by E. Sawyer. |
Identificador del proyecto | MTM2004-00678
PB980106 |
Cita | Cruz Uribe, D., Martell Berrocal, J.M. y Pérez Moreno, C. (2006). Extensions of Rubio de Francia's extrapolation theorem. Collectanea Mathematica, Extra Volume, 195-231. |
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