7 citations · 26 across the 29 of their papers we have counts for
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math.GR2017★ 1 cited
A relation between and the Euler characteristic of the nerve space of some class poset of
Heguo Liu, Xingzhong Xu, Jiping Zhang
Let be a finite group and with for some prime . In this note, to compute directly, we construct a class poset of f…
math.GR2017★ 2 cited
Bouc's conjecture on -groups
Xingzhong Xu, Jiping Zhang
Bouc proposed the following conjecture: a finite group is nilpotent if and only if its largest quotient -group is nilpotent. And he has prove that this conjecture hol…
math.GR2017★ 1 cited
Fusion systems of blocks with nontrivial strongly closed subgroups
Heguo Liu, Xingzhong Xu, Jiping Zhang
In this paper, we find some exotic fusion systems which have non-trivial strongly closed subgroups, and we prove these fusion systems are also not realizable by p-blocks of finite…