Hostname: page-component-cd9895bd7-8ctnn Total loading time: 0 Render date: 2024-12-26T00:24:37.485Z Has data issue: false hasContentIssue false

A Fitting class construction

Published online by Cambridge University Press:  24 October 2008

Trevor Hawkes
Affiliation:
University of Warwick

Extract

This note is devoted to the construction of a 〈Q, EΦ〉-closed Fischer class which is not a formation. It provides a negative answer to the Questions 3–7 raised by Cossey in (1). All groups considered are finite and soluble.

Type
Research Article
Copyright
Copyright © Cambridge Philosophical Society 1976

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

REFERENCES

(1)Cossey, John. Classes of finite soluble groups. Proc. Second Internat. Conf. Theory of Groups, Canberra 1973, pp. 226237, Lecture Notes in Mathematics, No. 372 (Berlin, Heidelberg, New York; Springer-Verlag, 1974).Google Scholar
(2)Hawkes, Trevor. Bounding the nilpotent length of a finite group. Proc. London Math. Soc. (to appear).Google Scholar
(3)Huppert, B.Endliche Gruppen I (Berlin, Heidelberg, New York; Springer-Verlag, 1967).CrossRefGoogle Scholar