Irving Reiner

Irving Rainer (February 8, 1924 in Brooklyn, New York – October 28, 1986 in Urbana, Illinois) was a mathematician at the University of Illinois who worked on representation theory. He solved the problem of finding which abelian groups have a finite number of indecomposable modules. His book with Charles W. Curtis, , was for many years the standard text on representation theory. Provided by Wikipedia