31-Japan Ring theory and Representation Theory Symposium

November 2 (Mon.) -7 (Sat.) 1998

Organizer:

Masahisa Sato (Yamanashi Univ.)

Kenji Nishida (Shinshu Univ.)

Nov. 2 13:00-13:50 Juncheol Han (Kosin University) On clean rings 14:00-14:50 Kiyoichi Oshiro (Yamaguchi University) On QF serial rings 15:10-16:00 Jae Keol Park (Pusan National University) Semi-central idempotents and Triangular Representations 16:10-17:00 Chan Yong Hang (Kyung Hee University) On week π-regularity of rings whose prime ideals are maximal and quasi-Baer rings Nov.3 10:00-10:50 Yong Uk Cho (Silla University) A characterization of AGE-rings 11:00-11:50 Chan Huh (Pusan National University) On rings in which every maximal one sided ideal contains a maximal ideal 13:30-14:20 Hideto Asashiba (Osaka City University) From stable equivalences to derived equivalences for some classes of self-injective algebras 14:30-15:20 Hong Kee Kim (Gyeongsang University) Some results on the the skew polynomial rings over a reduced ring 15:40-16:30 Tai Keun Kwak (Daejin University) Minimal prime ideals in 2-primal rings 16:40-17:30 Chol on Kim (Pusan National University) Quasi-duo rings and 2-primal rings Nov.4 9:30-10:20 Shinsuke Takashima (Osaka City University) Representation theory for fundamental groups of Hakenian manifolds 10:30-11:20 Osamu Iyama (Kyoto University) Integral order of tame representation type with infinite sequences 11:30-12:20 Yasuyuki Hirano (Okayama University) Jones polynomial and some separable Frobenius extension -- The introduction of the work of L. Kadison -- 13:40-14:30 Kouzou Sugano (Hokkaido University) Kazuhiko Hirata (Chiba University) On semisimple extensions of serial rings 14:40-15:30 Jin Yong Kim (Kyung Hee University) A note on π-regular Baer rings 15:50-16:40 Tadashi Yanai (Niihama Tech. College) Non-commutative Galois theory and Hopf algebra 16:50-17:50 Aiichi Yamasaki (Kyoto University) Cancellation of lattices and approximation properties of division algebras Nov.5 9:30-10:20 Jun Nagase (Osaka City University) DTr-variant modules over wild algebras 10:30-11:20 Naoko Kunugi (Chiba University) On relative projectivity for finite group algebras 11:30-12:20 Youko Usami (Ochanomizu University) Principal blocks with extra-special defect groups of order 27 13:40-14:30 Akira Masuoka (Shimane University) Hopf algebra, Lie bialgebra extension and cohomology 14:40-15:30 Yang Lee (Kyungpook National University) Extensions of 2-primal rings 15:50-16:40 Mitsuo Hoshino (Tsukuba University) Modules with finite Gorenstein dimension 16:50-17:50 Fujio Kubo (Kyushu Tech. University) Noncommutative Poisson algebras and the Gerstenhaber's deformation theory Nov.6 9:00-9:50 Noki Hamaguchi (Okayama University) Differentially simple rings 10:00-15:50 Yousuke Onuki (Tsukuba University) Hajime Takeda (Tsukuba University) Hochschild extension ring given by 2-cocycle 11:10-12:00 Mitsuhiro Takeuchi (Tsukuba University) Kuhn theory - algebraic topology and representation theory 12:10-13:00 Nam Kyun Kim (Pusan National University) A note on exchange rings