Hostname: page-component-cd9895bd7-mkpzs Total loading time: 0 Render date: 2024-12-27T08:26:05.671Z Has data issue: false hasContentIssue false

An Induction Theorem for Units of p-Adic Group Rings

Published online by Cambridge University Press:  20 November 2018

A. K. Bhandari
Affiliation:
Department of Mathematics, Panjab University, Chandigarh, India 160014
S. K. Sehgal
Affiliation:
Department of Mathematics, Faculty of Science, University of Alberta, Edmonton, Alberta T6G 2G1
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

Let G be a finite group and let C be the family of cyclic subgroups of G. We show that the normal subgroup H of U = U(ZpG) generated by U(ZpC), C ∊ C, where Zp is the ring of p-adic integers, is of finite index in U.

Keywords

Type
Research Article
Copyright
Copyright © Canadian Mathematical Society 1991

References

1. Borel, A., Linear algebraic groups. Benjamin, W. A., Inc., New York, 1969.Google Scholar
2. Hasse, H., Number theory. Springer-Verlag, Berlin, 1980.Google Scholar
3. Kleinert, E., A theorem of units of integral group rings, J. Pure and Applied Algebra 49 (1987), 161171.Google Scholar
4. Lam, T. Y., Induction theorems for Grothendieck groups and Whitehead groups of finite groups, Ann. Sci. École Norm. Sup. (4)1 (1968), 91148.Google Scholar
5. Reiner, I., Maximal orders. Academic Press, London, 1975.Google Scholar
6. Reihm, C., The norm 1 group of p-adic division algebra, Amer. J. Math. 92 (1970), 499523.Google Scholar
7. Ritter, J. and Sehgal, S. K., Certain normal subgroups of units in group rings, J. Reine Angew. Math. 381(1987),214220.Google Scholar
8. Sehgal, S. K., Topics in group rings. Marcel-Dekker, N.Y., 1978.Google Scholar