Hiroshima University Topology-Geometry Seminar Information

Topology-Geometry Seminar is held on every Tuesday.
The talks are given mainly in Japanese.
Topology-Geometry Seminar 2014 starts on April 22, 2014.
Japanese version is here.

Speakers and Title of Talks

• 2/10:Takanori Imabeppu (Hiroshima University)
  On Sawollek polynomials of checkerboard colorable virtual links


• 1/27:Takumi Yamada (Shimane University)
  A construction of lattices in certain solvable Lie groups


• 1/20:Yoshiro Yaguchi （Gunma National College of Technology)
  Hurwitz action on tuples of permutations


• 1/13:Sangbum Cho （Hanyang University)
  The Goeritz groups of 3-manifolds


• 1/7:John Parker （Durham University）
  Non-arithmetic lattices


• 12/16:Kosuke naokawa (Kobe University)
  Isometric deformations of surfaces with singularities


• 12/2:Yosuke Morita (The university of Tokyo)
  An obstruction for the existence of compact manifolds locally modelled on homogeneous spaces


• 11/25:Koshiro Wada （Hiroshima University）
  A classification of two-point homogeneous quandles with cardinality of prime power


• 11/18:Yuya Koda （Hiroshima University）
  Knot homotopy in a subspace of the 3-sphere


• 11/4:Gaven Martin （Massey University）
  Quasiregular Mappings, Curvature & Dynamics


• 10/14: Ioannis Chrysikos （Masaryk University）
  Invariant connections with skew-torsion and applications


• 9/9: Alexander Kolpakov （Univ. Toronto）
  Higher-dimensional hyperbolic manifolds: constructions, new questions and examples.


• 8/6: Ingrid Irmer 氏（National University of Singapore）
  Curve complexes and Johnson homomorphisms


• 7/22: Atsumu SASAKI (Tokai University)
  Visible actions on spherical nilpotent orbits


• 7/1: Shota Murakami (Keio University)
  Deformation equivalence classes of surfaces with first Betti number one, and second Betti number zero


• 6/24: Kouichi Yasui (Hiroshima University)
  Partial twists and exotic Stein fillings


• 6/17: Tetsu TOYODA (Suzuka National College of Technology)
  On Estimations of nonlinear spectral gaps


• 6/10:Brian Bowditch (University of Warwick)
  Rigidity properties of mapping class groups and related spaces


• 6/3:Takahiro Oba (Tokyo Institute of Technology)
  On the determination of the diffeo types of Stein fillings via mapping class groups


• 5/27:Takayuki OKUDA (Kyushu University)
  Splitting of singular fibers with periodic monodromies


• 4/22:Takayuki Okuda (Hiroshima University)
  Diagonal proper actions on products of semisimple symmetric spaces

The seminars held in the past (academic) years

• '97
• '98
• '99
• 2000
• 2001
• 2002
• 2003
• 2004
• 2005
• 2006
• 2007
• 2008
• 2009
• 2010
• 2011
• 2012
• 2013

Topology group