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Browsing by Subject "Subnormality"

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Browsing by Subject "Subnormality"

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    On a class of p-soluble groups 
    Ballester Bolinches, Adolfo; Esteban Romero, Ramón; Pedraza Aguilera, María Carmen (World Scientific Publishing Co., 2005-06)
    [EN] Let p be a prime. The class of all p-soluble groups G such that every p-chief factor of G is cyclic and all p-chief factors of G are G-isomorphic is studied in this paper. Some results on T-, PT-, and PST -groups are ...
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    On finite soluble groups in which Sylow permutability is a transitive relation 
    Ballester Bolinches, Adolfo; Esteban Romero, Ramón (Springer Verlag, 2003-11)
    A characterisation of finite soluble groups in which Sylow permutability is a transitive relation by means of subgroup embedding properties enjoyed by all the subgroups is proved in the paper. The key point is an extension ...