No.799

1991/09/30〜1991/10/02

越谷 重夫

Shigeo Koshitani

目　次

1. THE MOD 2 COHOMOLOGY ALGEBRAS OF FINITE GROUPS WITH DIHEDRAL SYLOW 2-SUBGROUPS(Representation Theory of Finite Groups and Finite Dimensional Algebras)---1

　　　　Department of Mathematics, Faculty of Science, Hokkaido University / Department of Mathematics, Faculty of Education, Yamaguchi University　　　浅井 恒信 / 佐々木 洋城　(ASAI, TSUNENOBU / SASAKI, HIROKI)

　

2. Witt Vectors Associated with Arbitrary Pro-finite Groups.(Representation Theory of Finite Groups and Finite Dimensional Algebras)---21

　　　　Universitat Bielefeld, Fakultat fur Mathematik / Universitat Bielefeld, Fakultat fur Mathematik　　　DRESS, ANDREAS W.M. / SIEBENEICHER, CHRISTIAN

　

3. On Eigenvalues of Cartan Matrices for Finite Groups(Representation Theory of Finite Groups and Finite Dimensional Algebras)------27

　　　　Department of General Education, Tokyo Medical and Dental University / Department of Mathematics, Tokyo University of Agriculture and Technology　　　清田 正夫 / 和田 倶幸　(Kiyota, Masao / Wada, Tomoyuki)

　

4. ON AUSLANDER-REITEN QUIVERS OF FINITE GROUPS(Representation Theory of Finite Groups and Finite Dimensional Algebras)-------------32

　　　　大阪市立大学理学部　　　河田 成人　(KAWATA, Shigeto)

　

5. ON QF-3 ALGEBRAS OF FINITE REPRESENTATION TYPE(Representation Theory of Finite Groups and Finite Dimensional Algebras)-----------46

　　　　山梨大学教育学部　　　佐藤 真久　(Sato, Masahisa)

　

6. Perfect Isometries for Blocks with Abelian Defect Groups and Klein Four Inertial Quotients(Representation Theory of Finite Groups and Finite Dimensional Algebras)---56

　　　　Universite de Paris 7 / Ochanomizu University　　　Puig Lluis / 宇佐美 陽子　(Puig, Lluis / Usami, Yoko)

　

7. On Nilpotent Blocks of Finite Groups(Representation Theory of Finite Groups and Finite Dimensional Algebras)---------------------74

　　　　熊本大学教養部　　　渡辺 アツミ　(WATANABE, Atumi)

　

8. On the zeroes of Artin L-series of irreducible characters of the symmetric group $S_n$(Representation Theory of Finite Groups and Finite Dimensional Algebras)---81

　　　　Institute of Experimental Mathematics, University of Essen　　　Michler, Gerhard O.

　

9. Group extensions and cohomology(Representation Theory of Finite Groups and Finite Dimensional Algebras)--------------------------92

　　　　愛媛大学理学部　　　庭崎 隆　(Niwasaki, Takashi)

　

10. ON SYMMETRIC ALGEBRAS(Representation Theory of Finite Groups and Finite Dimensional Algebras)----------------------------------107

　　　　埼玉大学教育学部　　　若松 隆義　(Wakamatsu, Takayoshi)

　

11. Modular representations and quantum algebras : after G.Lusztig, and H.H.Andersen, P.Polo and Wen K.(Representation Theory of Finite Groups and Finite Dimensional Algebras)---113

　　　　Department of Mathematics, Niigata University / Department of Mathematics, Niigata University　　　長谷川 善明 / 兼田 正治　(HASEGAWA, Y. / KANEDA, M.)

　

12. On the vertices of modules in the Auslander-Reiten quiver(Representation Theory of Finite Groups and Finite Dimensional Algebras)---140

　　　　大阪大学教養学部　　　宇野 勝博　(UNO, Katsuhiro)

　

13. Representation theory for finite groups in computer system "CAYLEY"(Representation Theory of Finite Groups and Finite Dimensional Algebras)---153

　　　　千葉大学自然科学研究科　　　脇 克志　(WAKI, Katsushi)

　

14. Non Zero-Divisors in the Cohomology Ring of a Finite Group(Representation Theory of Finite Groups and Finite Dimensional Algebras)---158

　　　　大阪市立大学　　　奥山 哲郎　(Okuyama, Tetsuro)

　

15. CYCLES OF INDECOMPOSABLE MODULES(Representation Theory of Finite Groups and Finite Dimensional Algebras)-----------------------167

　　　　Institute of Mathematics, Nicholas Copernicus University　　　Skowronski, Andrzej