Complex geometry and the isometries of the hyperbolic space

Complex geometry and the isometries of the hyperbolic space

Complex geometry and the isometries of the hyperbolic space

Thursday, June 15, 2023
  • Lecturer: Misha Verbitsky (IMPA)
  • Location: Amado 719
Abstract:
The isometries of a hyperbolic space are classified into three classes - elliptic, parabolic, and loxodromic; this classification plays the major role in homogeneous dynamics of hyperbolic manifolds. Since the work of Serge Cantat in early 2000-ies it is known that a similar classification exists for complex surfaces, that is, compact complex manifolds of dimension 2. These results were recently generalized to holomorphically symplectic manifolds of arbitrary dimension. I would explain the ergodic properties of the parabolic automorphisms, and prove the ergodicity of the automorphism group action for an appropriate deformation of any compact holomorphically symplectic manifold.  This is a joint work with Ekaterina Amerik.
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