Hiroshima University Topology-Geometry Seminar Information

Topology-Geometry Seminar is held on every Tuesday.
The talks are given mainly in Japanese.
Topology-Geometry Seminar 2006 starts on April 11, 2006.
Japanese version is here.

Speakers and Title of Talks

• 3/13 : Machida Yoshinori (Numazu College of Technology)
  Differential equations, geometric structures, and twistor theory
  
• 2/6 : Masayuki Nishimura (Graduate School of Science, Hiroshima University)
  A generalization of some notions on keis to racks
  
• 1/23 : Takashi Sakai (Graduate School of Science, Osaka City University)
  A classification of weakly reflective orbits and austere orbits
  
• 1/16 : Elmar Vogt (Tokyo University and Freie Universitaet Berlin)
  Lusternik-Schnirelmann category for foliations
  
• 12/12 : Makoto Sakuma (Graduate School of Science, Osaka University)
  On the distance between two Seifert surfaces of a knot (Joint work with Kenneth J. Shackleton)
  
• 12/5 : Atsushi Ishii (Graduate School of Science, Osaka University)
  The pole diagram and the magnetic diagram
  
• 11/28 : Teruaki Kitano (Soka University) and Masaaki Suzuki (Akita University)
  Twisted Alexander polynomial and related topics
  
• 11/21 : Taro Yoshino (Research Institute for Mathematical Sciences, Kyoto University)
  On deformation spaces of Clifford-Klein forms of homogeneous spaces of Heisenberg groups
  
• 11/14 : Tsuyoshi Kato (Department of Mathematics, Kyoto University)
  Casson handles and Yang-Mills gauge theory
  
• 11/7 : Andreas Arvanitoyeorgos (Department of Mathematics, University of Patras, Greece)
  Biharmonic hypersurfaces in pseudo-Euclidean spaces
  
• 10/31 : Teruhisa Kadokami (Osaka City University Advanced Mathematical Institute)
  Reidemeister torsion and Seifert surgeries on knots in homology 3-spheres
  
• 10/24 : Naoko Kamada (Osaka City University Advanced Mathematical Institute)
  Miyazawa polynomials and twisted links
  
• 10/17 : Osamu Saeki (Faculty of Mathematics, Kyushu University)
  Obstructions to the existence of fold maps
  
• 10/10 : Takuya Sakasai (Graduate School of Mathematical Sciences, The University of Tokyo)
  Johnson's homomorphisms and the rational cohomology of subgroups of the mapping class group
  
• 7/11 : Shin Satoh (Faculty of Science, Kobe University)
  On immersed spheres in 3-space with no triple points
  
• 7/4 : Hiroshi Goda (Tokyo University of Agriculture and Technology)
  Counting closed orbits and flow lines via Heegaard splittings
  
• 6/27 : Masakazu Teragaito (Graduate School of Education, Hiroshima University)
  Hyperbolic knots with multiple exceptional Dehn surgeries
  
• 6/20 : Chifune Kai (Faculty of Science, Kyoto University)
  A characterization of symmetric Siegel domains by convexity of Cayley transform images
  
• 6/13 : Sawai Hiroshi (Department of Mathematics, Osaka University)
  Locally conformal K\"ahler structures on compact nilmanifolds with left-invariant complex structures
  
• 6/6 : Hajime Ono (Graduate School of Science and Engineering, Tokyo Institute of Technology)
  Sasaki-Futaki invariant and existence of Einstein metrics on toric Sasaki manfolds
  
• 5/30 : Toru Tamaki (Dept. of Info. Eng., Grad. School, Hiroshima University)
  On supervised and unsupervised learning of a manifold for computer vision
  
• 5/23 : Seiichi Kamada (Graduate School of Science, Hiroshima University)
  Introduction to quandles with good involutions and knot invariants
  
• 5/16 : Kentaro Saji(Department of Mathematics, Hokkaido University )
  Geometry of fronts
  
• 5/9 : Masahide Iwakiri(Graduate School of Science, Hiroshima University)
  Quandle cocycle invariants of pretzel links
  
• 4/25 : Hisashi Yoshida (Graduate School of Mathematics, Nagoya University)
  Lie groups locally isomorphic to generalized Heisenberg groups
  
• 4/11 : Takuya Yamauchi (Graduate School of Science, Hiroshima University)
  Modular forms and motives
  

The seminars held in the past (academic) years

• '97
• '98
• '99
• 2000
• 2001
• 2002
• 2003
• 2004
• 2005

Topology group