लेखक: J. Lepowsky

This Seminar began in Moscow in November 1943 and has continued without interruption up to the present. We are happy that with this vol- ume, Birkhiiuser has begun to publish papers of talks from the …

James Lepowsky t The search for symmetry in nature has for a long time provided representation theory with perhaps its chief motivation. According to the standard approach of Lie theory, one looks fo …