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Course Information
James Osterburg
Professor
606B Old Chemistry Building
513-556-4099
james.osterburg@uc.edu
Education
PhD, Indiana University, Bloomington, IN, 1971 (Algebra).
Peer Reviewed Publications
Chin, W., & Quinn, D. (2006). Groups, Rings & Algebras, Papers for Donald S. Passman, Contemporary Mathematics. American Mathematical Society, 420.
(2005). The zeros and the final value of a polynomial form. Comm. in Algebra, 33, 2253-2262.
Passman, D.S., & Zalesskii, A.E. (2002). Invariant ideals of Abelian group algebras under multiplicative action of a field. Proc. Amer. Math. Soc, 130, 951-957.
Passman, D.S. (2002). Trace methods in twisted group algebras. Proc. Amer. Math. Soc, 130, 3495-3506.
(2001). Cocycle equivalent Hopf algebra actions. Comm. in Alg, 29, 5345-5357.
Yao, Xue (1995). The Connes spectrum of group actions and group gradings for certain quotient rings. Trans. AMS, 347, 2263-2275.
Yao, Xue (1995). Fullness of the Connes spectra and the Connes Hopf kernel. Comm. in Alg, 23, 1027-1034.
Quinn, D. (1994). Cocommutative Hopf algebra actions. J. of Algebra, 165, 465-475.
Passman, D.S. (1992). What makes a skew group ring prime?. Cont. Math., 124, 165-177.
Passman, D.S., & Quinn, D. (1992). A Connes spectrum for Hopf algebras. Cont. Math., 130, 311-334.
Passman, D.S. (1992). Computing the Connes spectrum of a Hopf algebra. Israel J. of Math, 80, 225-253.
Haille, D. (1992). Azumaya Algebras, Actions & Modules: Proceedings of a Conference in Honor of Professor Goro Azumaya's Seventieth Birthday, Contemporary Mathematics. American Mathematical Society, 124.
Peligrad, C. (1991). A strong Connes spectrum for finite group actions of simple rings. J. of Algebra, 142, 424-434.
Passman, D.S. (1990). X-inner automorphisms of enveloping rings. J. of Algebra, 130, 412-434.
Quinn, D. (1989). A Noether Skolem Theorem for strongly group graded rings. J. of Algebra, 120, 414-415.
Quinn, D. (1988). A Noether Skolem Theorem for group graded rings. J. of Algebra, 113, 483-490.
Hodges, T.J. (1987). A rank two indecomposable projective over a Noertherian domain of Krull dimension one. Bull. Lon. Math. Soc, 19, 139-144.
(1986). Smash products and G-Galois actions. Proc. AMS, 98, 217-221.
Park, J.K. (1984). Morita contexts and quotient rings of fixed rings. Houston Math. J, 10, 75-80.
(1983). A semiprime Morita context related to finite automorphisms of rings. Israel J. Math, 44, 88-96.
Goursaud, J.M., Pascaud, J.L., & Valette, J. (1981). Points fixes des anneaux reguliers auto-injectifs a gauche. C.R. Acad. Sci. Paris, 290(Ser A), 985-987.
Goursaud, J.M., Pascaud, J.L., & Valette, J. (1981). Points fixes des anneaux reguliers auto-injectifs a gauche. Comm. in Alg, 9(13), 1343-1394.
(1981). Central fixed rings. Proc. Lon. Math. Soc., 2, 246-249.
(1979). The coefficient ring of the skew group ring. Czech. Math. J., 29, 144-147.
(1979). The influence of the algebra of the group. Comm. in Algebra, 7, 1377-1396.
Fisher, Joe W. (1978). Semiprime ideals in rings with finite group actions. J. Alg., 50, 488-502.
(1978). Fixed rings of simple rings. Comm. in Algebra, 6, 1741-1750.
(1976). Some remarks on the crossed product. Yokohama Math. J, 24, 57-81.
(1976). A note on perfect modules. Revista Colombiana de Math., 10, 69-73.
Fisher, Joe W. (1976). Some results on rings with finite group actions. Lecture Notes in Pure and Applied Math, 25.
(1975). Completely outer Galois theory of perfect rings. Pacific J. of Math, 56, 215-220.
(1974). Completely outer groups of automorphisms of R=J(R). Proc. AMS., 46, 198-190.
(1973). Azumaya's canonical module and completions of algebras. Nagoya Math. J., 49, 9-19.
Other Publications
Fisher, Joe W. (1980). Finite groups acting on noncommutative rings - a survey since 1970. Proc. of the 1979 Oklahoma Conference, Lecture Notes in Pure and Applied Math, 55, 375-393.
Lectures
(12-2006). Almost simple group algebras. Ramanujan Institute of Mathematics, University of Madras, Chennai, India.
(03-2005). The zeros and the final value of a polynomial form. Conference on Applications of Algebra, Ohio University, Athens, OH.
(06-2004). The zeros and the final value of a polynomial form. Special Session on Hopf Algebras & Related Topics, CMS/CAIMS, Haifax, NS.
(07-2003). The Connes spectrum of equivalent Hopf algebra actions. 15th Latin Americian Conference on Algebra, Cocoyoc, Mexico.
(04-2002). Invariant ideals of abelian group algebras under the action. Special Session of the AMS, New York, N.Y..
(06-2001). Idempotents in twisted group algebras. International meeting on Groups, Rings and Hopf algebras at Memorial University, St. Johns, Newfoundland.
(04-2000). The trace of an idempotent in a twisted group algebra. Colloquium Syracuse University.
(2000). The Jones Polynomial. Algebra Seminar, University of Wisconsin, Madison.
