Mini-workshop``Geometry and Topology of Discrete Groups''

• The workshop will start at 13:30 on Thursday 31 October 2024 and end at 12:30 on Friday 1 November 2024. The talks of the workshop will take place in Lecture Room 1 (3F, 304) of Motoyama campus of Aichi Institute of Technology.

• Program

  Thursday 31 October

  13:30--14:15： Gou Nakamura (Aichi) : Automorphism groups of extremal Klein surfaces
  14:30--15:15： John Parker (Durham) : Non-arithmetic lattices
  15:15--15:45： Coffee break
  15:45--16:30： Shin Nayatani (Nagoya) : Eigenvalue maximization and infration of maps

  Friday 1 November

  9:30--10:15： Lijie Sun (Yamaguchi) : Geometric structures on the Heisenberg group
  10:15--10:45： Coffee break
  10:45--11:30： Kentaro Ito (Chubu) : Continued fraction representations of quadratic irrationals and closed trajectories of modular billiards
  11:45--12:30： Yohei Komori (Waseda) : On the growth rates of hyperbolic 4-dimensional Coxeter polyhedra

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