Workshop Top

Workshop(s): Lefschetz fibration and category theory

This workshop(s) features with following topics:
1.Special feature programs
2.Lefschetz fibration and related topics
3.Side views of Low-dimensional topology and geometry

place: Osaka University
room: D505 ( Friday and 6/13 : E416 )
language: Japanese or English




Schedule(s)

1st week
days: 6/4,5,6
place: Osaka University

Friday
AM11:00 - PM13:00
Geometry of Jet space and Lefschetz fibration / Kazuhiro Shibuya (Hiroshima Univrsity)
PM15:00 - PM18:00
Derived categories in combinatorial commutative algebra / Kohji Yanagawa (Kansai University)

Saturday
AM10:00 - PM13:00
Triangulated categories in representation theory of associative algebras / Osamu Iyama (Nagoya University)
PM15:00 - PM16:00
岩澤理論に現れる可換環論の問題たちについての注意 (Some remarks on Commutative algebra related to Iwasawa theory) / Tadashi Ochiai (Osaka University)
PM16:30 - PM18:00
Toric degeneration of the Gelfand-Cetlin system and its applications / Yuichi Nohara (Kagawa University)

Sunday
AM10:00 - AM12:00
Constructing bicategories of enriched categories / Dai Tamaki (Shinshu University)
PM14:00 - PM16:00
Categorical Aspect of the Witt-Burnside construction / Hiroyuki Nakaoka (Tokyo University)
PM16:20 - PM17:20
座談会「もっと数学にWWWを活用するには?」(Discussion : Web Technologies for Mathematicians in Japan)
program directors : Dai Tamaki (Shinshu University) , Yusuke Kiriu (Studio Phones)




2nd week
days: 6/10,11,12,13
place: Osaka University)

Thursday
AM10:00 - PM13:00
On null-homologous tori surgery of 4-manifolds / Motoo Tange (RIMS, Kyoto University)
PM15:00 - PM18:00
Sphere bundles, pictures and families of embeddings / Tadayuki Watanabe (Hokkaido University)

Friday
AM10:00 - PM13:00
On ideal triangulations of hyperbolic knot complements / Yoshiyuki Yokota (Tokyo Metropolitan University)
PM15:00 - PM16:00
A local signature for fibrations with a finite group action / Masatoshi Sato (Osaka University)
PM16:30 - PM18:00
On the isometry group of the universal Teichmüller curve / Yoshifumi Matsuda (Tokyo University)

Saturday
AM10:00 - PM13:00
Directed Fukaya category and Picard-Lefschetz theory -Basics and examples- / Masahiro Futaki (Tokyo University)
PM15:00 - PM18:00
The geography and the Iitaka-Kodaira dimension of Lefschetz fibrations / Yoshihisa Sato (Kyushu Institute of Technology)

Sunday
AM09:00 - AM11:00
Factorization formulas and computations of higher-order Alexander invariants for homologically fibered knots (Joint work with Hiroshi Goda) / Takuya Sakasai (Tokyo Institute of Technology)
PM13:00 - PM14:30
Are hyperbolic surfaces useful in symplectic/algebraic geometry? / Sumio Yamada (Tohoku University)
PM15:30 - PM18:30
Directed Fukaya category and Picard-Lefschetz theory -Application. Dimer models and homological mirror symmetry- / Masahiro Futaki (Tokyo University)




3rd week
days: 6/24,25,26,27
place: Osaka University

Thursday
AM10:00 - PM13:00
4-fold symmetric quandle invariants of 3-manifolds (Joint work with Eri Hatakenaka) / Takefumi Nosaka (RIMS, Kyoto University)
PM15:00 - PM18:00
Invariants of conjugacy classes of surface braids derived from Alexander quandles or core quandles / Masahide Iwakiri (Osaka City University Advanced Mathematical Institute(OCAMI))
Friday
AM10:00 - PM13:00
On mapping class groups of surfaces embedded in low-dimensional manifolds / Susumu Hirose (Saga University)
PM15:00 - PM18:00
A survey of Seifert Surgery Network I / Kimihiko Motegi (Nihon University)
Saturday
AM10:00 - AM12:00
Introduction to colored Turaev-Viro invariants / Yuya Koda (Tohoku University)
PM14:00 - PM16:00
A survey of Seifert Surgery Network II / Kimihiko Motegi (Nihon University)
PM16:30 - PM18:30
Study of knots by manipulating Seifert surfaces / Mikami Hirasawa (Nagoya Institute of Technology)
Sunday
AM09:00 - AM09:50
Big Cohen-Macaulay algebras define tight closure and singularities / Kazuma Shimomoto (Meiji University)
AM10:00 - AM11:30
Planar continued linear fractions and three-dimensional quotient singularities / Tadashi Ashikaga (Tohoku Gakuin University)
PM13:30 - PM18:00 (~ PM19:00 : extended)
An introduction to the Jorgensen theory on punctured torus groups / Hirotaka Akiyoshi (Kinki University)




This workshop(s) extend over a long period of time, so we have the organizational structure.
organizers :
Hisaaki Endo (Osaka University)
Hideki Miyachi (Osaka University)
Kohji Yanagawa (Kansai University)
Kazuhiro Shibuya (Hiroshima Univrsity)
Hiroko Murai (Nara Women's University)
Yuichi Kabaya (Osaka City University Advanced Mathematical Institute(OCAMI))
Yusuke Kiriu (Studio Phones)


information :
seminar.phones at gmail.com