Four Dimensional Topology |
Program == November 29 (Fri) == 13:30--14:10 Kouki Sato (University of Tokyo) Category of formal knot complexes 14:30--15:10 Masaki Taniguchi (University of Tokyo) Homology cobordism group of homology 3-spheres and Chern-Simons functional (joint work with Yuta Nozaki and Kouki Sato) 15:30--16:10 Shigeru Takamura (Kyoto University) New geometry behind group actions 16:30--17:10 Mizuki Fukuda (Tokyo Gakugei University) On $\Gamma(p,q,r)$-representations of branched twist spins 17:30--18:10 Kokoro Tanaka (Tokyo Gakugei University) The bridge number of surface links and kei colorings (joint work with Kouki Sato) == November 29 (Sat) == 09:50--10:30 Kenta Hayano (Keio University) Classification of genus-1 holomorphic Lefschetz pencils (joint work with Noriyuki Hamada) 10:50--11:30 Jiro Adachi (Hokkaido University) Goursat surgery and Engel structure 11:50--12:30 Koji Yamazaki (Tokyo Institute of Technology) Automorphisms of Engel manifolds 14:00--14:40 Nobuhiro Nakamura (Osaka Medical College) Homotopy non-equivalence of homeomorphism and diffeomorphism groups of spin 4-manifolds (joint work with Tsuyoshi Kato and Hokuto Konno) 15:00--15:40 Nobuo Iida (University of Tokyo) A Bauer-Furuta type refinement of Kronheimer-Mrowka's invariant for 4-manifolds with contact boundary 16:00--16:40 Takayuki Okuda (University of Tokyo) Topologically inequivalent degenerations with same singular fibers 17:00--17:40 Hokuto Konno (RIKEN) The diffeomorphism and homeomorphism groups of K3 == December 1 (Sun) == 09:50--10:30 Kouichi Yasui (Osaka University) Stably exotic 4-manifolds 10:50--11:30 Benjamin Bode (Osaka University) A construction of elements of motion groups as algebraic varieties of low degree 11:50--12:30 Seiichi Kamada (Osaka University) Motion groups of H-trivial links and immersed surface-links Organizers: Seiichi Kamada, Kouichi Yasui and Takao Matumoto E-mail: kamada [AT] math.sci.osaka-u.ac.jp kyasui [AT] ist.osaka-u.ac.jp matumoto [AT] math.sci.hiroshima-u.ac.jp |
Last Modified on October 18, 2019. All Rights Reserved, Copyright (c) 2003 Department of Mathematics, OCU |