Shinshu University Mathematical Sciences


二　宮　　晏
(Yasushi Ninomiya)



研究分野

代数学，群論，有限群の表現論，多元環論，代数的組合せ論 		　　　　　　　　　　　　　Japanese | English

信州大学理学部
数理・自然情報科学科
数理構造講座
教授



平成16年　松本城


最近の研究結果

1.　Nilpotency indices of the radicals of finite p-solvable group algebras, I, J. Austral. Math. Soc. 71 (2001), 117-133.
2.　Nilpotency indices of the radicals of finite p-solvable group algebras, II, Comm. Algebra 30 (2002), 2843-2851.
3.　Nilpotency indices of the radicals of finite p-solvable group algebras, III, J. Fac. Shinshu. Univ. 36 (2001), 1-8.
4.　Nilpotency indices of the radicals of finite p-solvable group algebras, IV, J. Fac. Shinshu. Univ. 36 (2001), 9-28.
5.　"Hasse principle" for finite p-groups with cyclic subgroups of index p^2, Math. J. Okayama Univ., in press. (with M. Fuma)
6.　Finite groups with multiplicity-free permutation characters, J. Algebra and Its Appl., in press. (with M. Fuma)


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