The sharp affine L-2 Sobolev trace inequality and variants

We establish a sharp affine Sobolev trace inequality by using the Busemann-Petty centroid inequality. For , our affine version is stronger than the famous sharp Sobolev trace inequality proved independently by Escobar and Beckner. Our approach allows also to characterize all cases of equality in thi...

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Detalles Bibliográficos
Autores: De Napoli, Pablo Luis, Haddad, Julián Eduardo, Jiménez Gómez, Carlos Hugo, Montenegro, Marcos
Tipo de recurso: artículo
Estado:Versión aceptada para publicación
Fecha de publicación:2016
País:España
Institución:Universidad de Sevilla (US)
Repositorio:idUS. Depósito de Investigación de la Universidad de Sevilla
OAI Identifier:oai:idus.us.es:11441/181364
Acceso en línea:https://hdl.handle.net/11441/181364
https://doi.org/10.1007/s00208-017-1548-9
Access Level:acceso abierto
Palabra clave:Functional Analysis
Analysis of PDEs
Descripción
Sumario:We establish a sharp affine Sobolev trace inequality by using the Busemann-Petty centroid inequality. For , our affine version is stronger than the famous sharp Sobolev trace inequality proved independently by Escobar and Beckner. Our approach allows also to characterize all cases of equality in this case. For this new inequality, no Euclidean geometric structure is needed.