New maximal functions and multiple weights for the multilinear Calderón-Zygmund theory

Andrei K. Lerner, Sheldy Ombrosi, Carlos Pérez, Rodolfo H. Torres, Rodrigo Trujillo-González

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383 Scopus citations

Abstract

A multi(sub)linear maximal operator that acts on the product of m Lebesgue spaces and is smaller than the m-fold product of the Hardy-Littlewood maximal function is studied. The operator is used to obtain a precise control on multilinear singular integral operators of Calderón-Zygmund type and to build a theory of weights adapted to the multilinear setting. A natural variant of the operator which is useful to control certain commutators of multilinear Calderón-Zygmund operators with BMO functions is then considered. The optimal range of strong type estimates, a sharp end-point estimate, and weighted norm inequalities involving both the classical Muckenhoupt weights and the new multilinear ones are also obtained for the commutators.

Original languageEnglish
Pages (from-to)1222-1264
Number of pages43
JournalAdvances in Mathematics
Volume220
Issue number4
DOIs
StatePublished - 1 Mar 2009
Externally publishedYes

Bibliographical note

Funding Information:
✩ A.K. Lerner’s research supported by the Spanish Ministry of Education under the program “Programa Ramón y Cajal, 2006.” S. Ombrosi’s research supported by a fellowship from the same institution. These two authors and C. Pérez are also supported by the same institution under research grant MTM2006-05622. R. Trujillo-González is also supported by the same institution under grant MTM2005-07347. R.H. Torres’ research supported in part by the National Science Foundation under grants OISE 0126272 and DMS 0400423. * Corresponding author.

Funding

✩ A.K. Lerner’s research supported by the Spanish Ministry of Education under the program “Programa Ramón y Cajal, 2006.” S. Ombrosi’s research supported by a fellowship from the same institution. These two authors and C. Pérez are also supported by the same institution under research grant MTM2006-05622. R. Trujillo-González is also supported by the same institution under grant MTM2005-07347. R.H. Torres’ research supported in part by the National Science Foundation under grants OISE 0126272 and DMS 0400423. * Corresponding author.

FundersFunder number
National Science FoundationDMS 0400423, OISE 0126272
Ministerio de Educación, Cultura y DeporteMTM2006-05622, MTM2005-07347

    Keywords

    • Calderón-Zygmund theory
    • Commutators
    • Maximal operators
    • Multilinear singular integrals
    • Weighted norm inequalities

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