(1) School of Mathematics and Statistics, University of Birmingham, B15 2TT Edgbaston, Birmingham, United Kingdom;(2) Present address: Department of Mathematics, UMIST, P.O. Box 88, M60 1QD Manchester, United Kingdom
Abstract:
We investigate suitable generalisations of the conjectures of Brauer and
Olsson bounding numbers of irreducible characters of certain degrees
in a block by invariants of the defect group.Received: 5 June 2002