本文得到了有限生成的无限可解群的多余子群的一些结果，它们是有限群的某些相应结果的推广。
In this paper, some results on the superfluous subgroups of a finitely-generated infinite soluble group are obtained, which are the generalizations of the corresponding results of a finite group.
利用电子计算机，通过计算的方法，获得了对称群s 6共有1455个子群，且每个子群给出了一组生成元素，同时给出了计算的流程图及方法步骤。
By using electric computer, via computation method, the result that symmetric groups S6 have 1455 subgroups is found. The generators of each subgroups are given.
从这个集的子集s出发，利用二元合成可以生成一个包含s的最小并立子群胚。
Starting with a subset s of a juxtaposed groupoid one may generate the smallest juxtaposed subgroupoid containing s by applying the compositions over and over again.
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