About Ricci curvature in the sub Riemannian Heisenberg group

Nicolas Juillet

Description

About Ricci curvature in the sub-Riemannian Heisenberg group About Ricci curvature in the sub-Riemannian Heisenberg group Nicolas JUILLET Université de Strasbourg Maynooth, March 2010 Nicolas JUILLET About Ricci curvature in the sub-Riemannian Heisenberg group

• big entropy


• optimal transport


• curvature-dimension cd


• space


• heisenberg group


• geodesic space


• interpolation map

Sujets

• Université de Strasbourg
• Transportation theory
• Heisenberg group

Informations

• Publié par: pefav
• Nombre de lectures: 38
• Langue: English

Extrait

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Maynooth, March 2010

Université de Strasbourg

Nicolas JUILLET

About Ricci curvature in the sub-Riemannian Heisenberg group

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Outline

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The contraction estimate and two results

3

1

Optimal transport and geodesic interpolation

The first Heisenberg group

2