In this talk I will explain how Legendrian contact homology can be used to obtain positive lower bounds for the topological entropy of Reeb flows on contact 3-manifolds. As an application, we obtain many new examples of contact 3-manifolds on which every Reeb flow has positive topological entropy.
Legendrian contact homology and topological entropy
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Nom de l'orateur
Marcelo Alvez
Etablissement de l'orateur
Université Libre de Bruxelles
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Salle des séminaires