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Actions de groupes de Kazhdan sur le cercle |
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| Authors: | Andrés Navas |
| Institution: | Unité de Mathématiques Pures et Appliquées, École Normale Supérieure de Lyon, UMR 5669 du CNRS, 46 allée d'Italie, F-69364 Lyon 07, France |
| Abstract: | We prove that every homomorphism from a discrete Kazhdan group to the group of orientation-preserving diffeomorphisms of the circle of class C1+α (α>1/2) has a finite image. |
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