2 papers
math.GR2019
Subgroups of arbitrary even ordinary depth
Hayder Abbas Janabi, Thomas Breuer, Erzsebet Horvath
We show that for each positive integer , there are a group and a subgroup such that the ordinary depth is . This solves the open problem posed by Lars Kadi…
math.RT2011
Real characters in blocks
Laszlo Hethelyi, Erzsebet Horvath, Endre Szabo
We consider real versions of Brauer's k(B) conjecture, Olsson's conjecture and Eaton's conjecture. We prove the real version of Eaton's conjecture for 2-blocks of groups with cycli…