Two groups (more generally, two sets with a binary operation) G1 and G2 are said to be isomorphic if there is a bijection φ: G1 −→ G2 such that φ(ab) = φ(a)φ(b) for all a, b ∈ G1; …

So far, we have just been looking at individual groups, but we would also like to know how groups interact with each other. In other words, we want to study functions between groups.

In-groups emerge and consist of both same-site and cross-site team members, and the same for out-groups. We find that students who remain in the out-group tend to have

Researchers study groups as facilitators of workplace productivity, enhancers of health and mental health treatment, and promoters of (positive and negative) social experiences. They try …

Using Small Groups to Engage Students and Deepen Learning in New HKS Classrooms HKS’ new classrooms provide an exciting opportunity for active learning and instructional flexibility. …

Most of the initial examples will be of abelian groups. I’ll give an example of a non-abelian group later. Definition. The order of a group is the number of elements in the group, if it is finite. …

Types of Social Groups: Primary, Secondary and Reference Groups The study of social groups is a main focus of many sociologists. In this lesson, we define social groups and differentiate …