Groups in which -maximal subgroups are dualpronormal
We consider the Suzuki groups and we show that there are no nilpotent self-normalizing subgroups and there are three conjugacy classes of F-projectors, where F is the formation of supersoluble groups.
We prove that in the Mathieu groups there is a unique conjugacy class of nilpotent self-normalizing subgroups, the class of the 2-Sylow subgroups. In the Janko group there are no nilpotent self-normalizing subgroups.
In this paper we study the class of finite groups whose nilpotent residual is a Hall subgroup having all subgroups normal in .
We prove that in the Mathieu groups there is a unique conjugacy class of nilpotent self-normalizing subgroups, the class of the 2-Sylow subgroups. In the Janko group there are no nilpotent self-normalizing subgroups.
In this paper we study the class of finite groups whose nilpotent residual is a Hall subgroup having all subgroups normal in .
We consider the Suzuki groups and we show that there are no nilpotent self-normalizing subgroups and there are three conjugacy classes of F-projectors, where F is the formation of supersoluble groups.
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