TY - BOOK AU - Jespers,Eric AU - Rio,Angel del TI - Group ring groups T2 - De Gruyter graduate SN - 9783110411492 (v. 2 : acidfree paper) U1 - 512.4 23 PY - 2016/// CY - Berlin : PB - De Gruyter KW - Group rings KW - Unit groups (Ring theory) KW - Rings (Algebra) N1 - Includes bibliographical references and indexes; volume 2. Structure theorems of unit groups N2 - Provides an account of describing large subgroups of the unit group of the integral group ring of a finite group and, more generally, of the unit group of an order in a finite dimensional semi simple rational algebra. This title also includes supporting problems to illustrate the results and complete some of the proofs. ER -