Let G be an infinite group. If G has a normal elementary abelian subgroup, then G is irrecognizable.
设G无限,若G存在正规初等交换子,则G不可分辨的.
Let G be an infinite group. If G has a normal elementary abelian subgroup, then G is irrecognizable.
设G无限,若G存在正规初等交换子,则G不可分辨的.
Using the notion of coefficient matrix and maximal element.We prove that the Lie algebra is semi-simple and it has no abelian two dimensional subalgebra.
利用系矩阵和极大项,证明了这类李代单李代且没有二维交换子代。
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