Classification of $p$-groups via their $2$-nilpotent multipliers

نویسندگان

چکیده

For a $p$-group of order $p^n$, it is known that the $2$-nilpotent multiplier equal to $|\mathcal{M}^{(2)}(G)|=p^{\f12n(n-1)(n-2)+3-s_2(G)}$ for an integer $s_2(G)$. In this article, we characterize all non abelian $p$-groups satisfying in $s_2(G)\in\{1,2,3\}.

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منابع مشابه

Characterization of finite $p$-groups by the order of their Schur multipliers ($t(G)=7$)

‎Let $G$ be a finite $p$-group of order $p^n$ and‎ ‎$|{mathcal M}(G)|=p^{frac{1}{2}n(n-1)-t(G)}$‎, ‎where ${mathcal M}(G)$‎ ‎is the Schur multiplier of $G$ and $t(G)$ is a nonnegative integer‎. ‎The classification of such groups $G$ is already known for $t(G)leq‎ ‎6$‎. ‎This paper extends the classification to $t(G)=7$.

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ژورنال

عنوان ژورنال: Rendiconti del Seminario Matematico della Università di Padova

سال: 2023

ISSN: ['0041-8994', '2240-2926', '0373-319X']

DOI: https://doi.org/10.4171/rsmup/121