" This introductory exposition of group theory by an eminent Russian mathematician is particularly suited to undergraduates, developing material of fundamental

Groups are a means of classification, via the group action on a set, but also the object of a classification. How many groups of a given type are there, and how

Group theory is the branch of mathematics that studies symmetry, found in crystals, art, architecture, music and many other contexts, but its beauty is lost on

Text for advanced courses in group theory focuses on finite groups, with emphasis on group actions. Explores normal and arithmetical structures of groups as wel