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.

- 2/21 : Kimihiko Motegi, Deruell Arnaud
(Nihon University)

Networking Seifert fibered surgeries on knots (joint work with Katura Miyazaki) - 2/7 :
- Toshiyuki Kan (Graduate School of Science, Hiroshima University)

Miyazawa polynomials of 2-braid virtual links - Takafumi Kodama (Graduate School of Science, Hiroshima University)

A new complexity of braids and 3-braids with primary complexity up to 10 - Takayuki Nagai (Graduate School of Science, Hiroshima University)

Lee's invariants of surface links represented by ch-graphs of square type

- Toshiyuki Kan (Graduate School of Science, Hiroshima University)
- 1/31 : Hirofumi Nakai
(Oshima National college of Maritime Technology)

Generalized cohomology theories arised from algebraic curves - 1/24 : Toshifumi Tanaka
(Graduate School of Mathematical Science,University of Tokyo)

A topological proof of the existence of an exotic Casson handle - 1/17 : Ryosuke Yamamoto
(Graduate School of Science,Osaka University)

Detecting overtwisted open books - 1/10 : Ichiro Torisu
(Naruto University of Education)

Classification of transverse and Legendrian Hopf links - 12/20 : Masayasu Moriwaki
(Graduate School of Science, Hiroshima University)

Poisson transformation and Fourier-Borel transformation on the complex cone - 12/13 : Toshiyuki Sugawa
(Graduate School of Science, Hiroshima University)

On invariant differential operators on Riemann surfaces - 12/6 : Yasuharu Amitani
(Graduate School of Science and Engineering,Waseda University)

Classification of polarized manifolds containing low degree covers of $\mathbb{CP}\sp{n}$ as hyperplane sections - 11/22 (15:00~16:30) : Banghe Li
(Chinese Academy of Sciences (China))

Diffeomorphism groups of rational and ruled surfaces - 11/22 (13:30~14:45) : Atsumu Sasaki
(Graduate School of Science and Engineering,Waseda University,D2)

Visible actions on multiplicity-free spaces of complex reductive Lie groups - 11/15 : Atsutaka Kowata
(Graduate School of Science, Hiroshima University,Research Associate)

Some results of normal SL(2,C) triples of symmetric spaces - 11/8 : Hironori Yamasaki
(Graduate School of Science, Hiroshima University)

Stable extendibility of vector bundles over real projective spaces and lens spaces - 11/1 : Antonio Regidor Garc￥'{￥i}a
(Graduate School of Science, Hiroshima University)

Lusternik-Schnirelmann $￥pi_1$-categories - 10/25 : Gen Mano
(Reserch Institute for Mathematical Sciences Kyoto University,D4)

Integral formula for the inversion of the minimal representation of O(p,q) and integral geometry - 10/18 : Taro Yoshino
(Reserch Institute for Mathematical Sciences Kyoto University,COE Resercher)

Hurwitz-Radon number over R,C,or H - 10/4 : Naoko Kamada
(OCAMI, Osaka City University)

A table of virtual knots with up to 4 crossings and Miyazawa polynomials - 7/26 : Toshio Saito
(Graduate School of Science, Osaka University)

(1,1)-knots with lens space surgery and the 3-sphere surgery - 7/19 : Shoichi Fujimori
(Department of Mathematics,Kobe University)

Spacelike surfaces of mean curvature 1 in de Sitter 3-space - 7/12 : Atsushi Ishii
(Graduate School of Science, Osaka University)

Skein relations for a quantum invariant of virtual links - 7/5 : Shinya Hirakawa
(Mathematical Institute,Tohoku University)

Constant Gaussian curvature surfaces with parallel mean curvature vector in two-dimensional complex space forms - 6/28 : Takumi Yamada
(Graduate School of Science, Osaka University)

On compact complex-parallelizable pseudo-Kaehler manifolds - 6/21 : Shin Satoh
(Graduate School of Science and Technology, Chiba University)

Sheet numbers of surface-knots and quandle-colorings - 6/14 : Seiichi Kamada
(Graduate School of Science, Hiroshima University)

Graphs and combinatorial group theory - 6/7 : William MENASCO
(SUNY at Buffalo)

Recognizing exchange reducibility - 5/31 : Hiroshi Tamaru
(Graduate School of Science, Hiroshima University)

A construction of cohomogeneity one actions on noncompact symmetric spaces of higher rank - 5/24 : Toru Ohmoto
(Department of Mathematics, Hokkaido University)

Thom polynomials, equivariant Chern classes and their generating functions - 5/17 : Masakazu Teragaito
(Graduate School of Education, Hiroshima University)

Lens space surgeries on doubly primitive knots - 5/10 : Yoshio Agaoka
(Faculty of Integrated Arts and Sciences, Hiroshima University)

Invariants and elementary geometry - 4/26 : Hiroshi Matsuda
(Graduate School of Science, Hiroshima University)

On transversely non-simple knots