Optimal weighted Poincaré inequalities for the Barenblatt and uniform densities in $$\mathbb R^n$$

Abstract We prove weighted n -dimensional Poincaré inequalities for Barenblatt densities, which are stationary states of certain Fokker–Planck type equations with non-constant diffusion coefficients. The interest in Poincaré inequalities for Barenblatt densities stems from their deep connection with the trend-to-equilibrium problem for Fokker–Planck type equations that admit these densities as steady states.

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Publication Details

Journal
Ricerche di Matematica
Published
2026-10-15
DOI
https://doi.org/10.1007/s11587-026-01202-9
Primary Topic
Geometric Analysis and Curvature Flows
Type
article
Field-Weighted Citation Impact
0.00

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article

Optimal weighted Poincaré inequalities for the Barenblatt and uniform densities in $$\mathbb R^n$$

Elide Terraneo, Ada Pulvirenti, Giulia Furioli
Ricerche di Matematica
Geometric Analysis and Curvature Flows
article

Optimal weighted Poincaré inequalities for the Barenblatt and uniform densities in $$\mathbb R^n$$

Elide Terraneo, Ada Pulvirenti, Giulia Furioli
article en

Abstract

Abstract We prove weighted n -dimensional Poincaré inequalities for Barenblatt densities, which are stationary states of certain Fokker–Planck type equations with non-constant diffusion coefficients. The interest in Poincaré inequalities for Barenblatt densities stems from their deep connection with the trend-to-equilibrium problem for Fokker–Planck type equations that admit these densities as steady states.

Ricerche di Matematica
University of Bergamo (IT), University of Milan (IT), University of Pavia (IT)
Istituto Nazionale di Alta Matematica "Francesco Severi", Università degli Studi di Milano, Università degli studi di Bergamo, Dipartimenti di Eccellenza, Ministero dell’Istruzione, dell’Università e della Ricerca, Gruppo Nazionale per l'Analisi Matematica, la Probabilità e le loro Applicazioni, Gruppo Nazionale per la Fisica Matematica
Openalex Percentile: Top 6%
Geometric Analysis and Curvature Flows
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