A short review on Improvements and stability for some interpolation inequalities

Fuente: arXiv
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Main Authors: Dolbeault, Jean, Esteban, Maria J., Figalli, Alessio, Frank, Rupert, Loss, Michael
Format: Preprint
Published: 2024
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author Dolbeault, Jean
Esteban, Maria J.
Figalli, Alessio
Frank, Rupert
Loss, Michael
author_facet Dolbeault, Jean
Esteban, Maria J.
Figalli, Alessio
Frank, Rupert
Loss, Michael
contents In this paper, we present recent stability results with explicit and dimensionally sharp constants and optimal norms for the Sobolev inequality and for the Gaussian logarithmic Sobolev inequality obtained by the authors in [24]. The stability for the Gaussian logarithmic Sobolev inequality was obtained as a byproduct of the stability for the Sobolev inequality. Here we give a new, direct, alternative proof. We also discuss improved versions of interpolation inequalities based on the carré du champ method.
format Preprint
id arxiv_https___arxiv_org_abs_2402_08527
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A short review on Improvements and stability for some interpolation inequalities
Dolbeault, Jean
Esteban, Maria J.
Figalli, Alessio
Frank, Rupert
Loss, Michael
Analysis of PDEs
49J40 (Primary) 26D10, 35A23, 58E35 (Secondary)
In this paper, we present recent stability results with explicit and dimensionally sharp constants and optimal norms for the Sobolev inequality and for the Gaussian logarithmic Sobolev inequality obtained by the authors in [24]. The stability for the Gaussian logarithmic Sobolev inequality was obtained as a byproduct of the stability for the Sobolev inequality. Here we give a new, direct, alternative proof. We also discuss improved versions of interpolation inequalities based on the carré du champ method.
title A short review on Improvements and stability for some interpolation inequalities
topic Analysis of PDEs
49J40 (Primary) 26D10, 35A23, 58E35 (Secondary)
url https://arxiv.org/abs/2402.08527