A Few Notes About Subgroup of Group Theory

Abstract

In many applied sciences, the theory of subgroup plays an extremely important role, such as quantum mechanics, molecular and atomic theory, etc. and in applied science derived from these sciences, the theory of subgroup has many applications, it often acts as important research tools. In this article, we will introduce some concepts about subgroup and some basic properties, from these concept and properties, some skills are considered when the tool can be applied.