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math.RT2014
Invariant blocks under coprime actions
Gunter Malle, Gabriel Navarro, Britta Späth
If a finite group acts coprimely as automorphisms on a finite group , then the -invariant Brauer -blocks of are exactly those that contain -invariant irreducibl…
math.RT2014★ 1 cited
A characterisation of nilpotent blocks
Radha Kessar, Markus Linckelmann, Gabriel Navarro
Let be a -block of a finite group, and set , the sum taken over all height zero characters of . Motivated by a result of M. Isaacs characterising -ni…