Let G be PSΒΈL(q), PSΒΊ L (q), Sp L (q) or PSp L (q), where q is a power of the prime p. Using results on the numbers of special squarefree polynomials over finite fields, we describe and count the conjugacy classes of p-elements with abelian centralizers in G. Similar results are obtained for the sem
Polynomial Ideals and Classes of Finite Groups
β Scribed by Serge Bouc
- Publisher
- Elsevier Science
- Year
- 2000
- Tongue
- English
- Weight
- 150 KB
- Volume
- 229
- Category
- Article
- ISSN
- 0021-8693
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β¦ Synopsis
The object of this note is to discuss the properties of some polynomials on a . countable set of indeterminates attached to any finite group which generalize the Ε½ Eulerian functions of a group defined by P. Hall 1936, Quart. J. Math. 7, . 134α151 . In particular, I will define some classes of finite groups associated to prime ideals of the polynomial ring, and I will show that each finite group has a unique largest quotient in such a class of groups.
This work is a generalization of the notion of the b-group introduced in an Ε½ . earlier paper Bouc, 1996, J. Algebra 183, 664α736 through a systematic use of the polynomial formalism of Section 7.2.5 there. For the reader's convenience, however, this paper is self-contained and the proofs of the results already stated are included.
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