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Aix-Marseille Université
Institut de Mathématiques de Marseille (I2M) - UMR 7373
Site Saint-Charles : 3 place Victor Hugo, Case 19, 13331 Marseille Cedex 3
Site Luminy : Campus de Luminy - Case 907 - 13288 Marseille Cedex 9

Séminaire

Around spectral gap, Poincaré and Brascamp-Lieb inequalities for some diffusion operators – Aldéric Joulin

Aldéric Joulin
IMT, Université de Toulouse
https://perso.math.univ-toulouse.fr/joulin/

Date(s) : 20/01/2017   iCal
10h00 - 11h00

In this talk, we derive quantitative estimates on the spectral gap for some diffusion operators. The idea is to use a notion of intertwining between gradient and operator allowing us to obtain Brascamp-Lieb inequalities, which in turn provide convenient lower bounds on the spectral gap.

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