The quantities c(G), q(G) and p(G) for finite groups were defined by H. Behravesh. In this article, these quantities for the alternating group An and the symmetric group Sn are calculated. It is shown that c(G...The quantities c(G), q(G) and p(G) for finite groups were defined by H. Behravesh. In this article, these quantities for the alternating group An and the symmetric group Sn are calculated. It is shown that c(G) = q(G) = p(G) = n,when G = An or Sn.展开更多
设 G 为有限群, o 1(G)、 n 1(G)分别表示 G 中最高阶元素的阶和最高阶元素的个数.设 G 一共有 r 个 o1(G)阶元,其中心化子的阶两两不同,并依次设这些中心化子的阶为 c i(G)( i=1,2,…,r ).令 ONC 1(G)={o1(G);n 1(G);c 1 (G), c 2 (G),...设 G 为有限群, o 1(G)、 n 1(G)分别表示 G 中最高阶元素的阶和最高阶元素的个数.设 G 一共有 r 个 o1(G)阶元,其中心化子的阶两两不同,并依次设这些中心化子的阶为 c i(G)( i=1,2,…,r ).令 ONC 1(G)={o1(G);n 1(G);c 1 (G), c 2 (G),…, c r (G)},称ONC 1(G)为 G 的第一ONC-度量.用第一ONC-度量ONC 1(G)刻画了对称群 S n(n≤13).展开更多
文摘The quantities c(G), q(G) and p(G) for finite groups were defined by H. Behravesh. In this article, these quantities for the alternating group An and the symmetric group Sn are calculated. It is shown that c(G) = q(G) = p(G) = n,when G = An or Sn.
文摘设 G 为有限群, o 1(G)、 n 1(G)分别表示 G 中最高阶元素的阶和最高阶元素的个数.设 G 一共有 r 个 o1(G)阶元,其中心化子的阶两两不同,并依次设这些中心化子的阶为 c i(G)( i=1,2,…,r ).令 ONC 1(G)={o1(G);n 1(G);c 1 (G), c 2 (G),…, c r (G)},称ONC 1(G)为 G 的第一ONC-度量.用第一ONC-度量ONC 1(G)刻画了对称群 S n(n≤13).