Category: ‪Disambiguation‬ In mathematics, an element (also called a member) is an object contained in a set (or more generally a class). ... In mathematics, a set can be thought of as any collection of distinct things considered as a whole. ... Wikibooks Wikiversity has more about this subject: School of Mathematics Wikiquote has a collection of quotations related to: Mathematics Look up Mathematics on Wiktionary, the free dictionary Wikimedia Commons has media related to: Mathematics Bogomolny, Alexander: Interactive Mathematics Miscellany and Puzzles. ... In sociology, a group is usually defined as a collection consisting of a number of humans or animals, who share certain aspects, interact with one another, accept rights and obligations as members of the group and share a common identity. ... Social interactions of people and their consequences are the subject of sociology studies. ... In psychology, socialization is the process by which children and others adopt the behavior patterns of the culture that surrounds them. ...