Abstract
A finite p-group G is called a NDC-group if \(G'/{G' \cap N}\) is cyclic or \(N/{N \cap Z(G)}\) is cyclic for every normal subgroup N in G. In this paper, first we give some properties of NDC-groups and in particular, we give the order of \(G'Z(G)/Z(G)\) for a NDC-group G so that we could investigate the structure of NDC-groups. Next, some necessary and sufficient conditions for a p-group G whose quotient group G / Z(G) is generated by two elements to be a NDC-group are given. Finally, we also give some further properties of p-groups with small derived subgroups by using the properties of capable p-groups with small generating systems, which maybe could apply some other research of p-groups.
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The authors would like to thank the referees for their valuable suggestions and useful comments contributed to the final version of this paper.
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Communicated by V. Ravichandran.
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The research of the work was partially supported by the National Natural Science Foundation of China (11771271, 11801334).
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Bai, P., Guo, X. & Shum, K.P. On Finite NDC-Groups. Bull. Malays. Math. Sci. Soc. 43, 3099–3123 (2020). https://doi.org/10.1007/s40840-019-00856-z
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DOI: https://doi.org/10.1007/s40840-019-00856-z