Special relativity and quantum mechanics, formulated early in the twentieth century, are the two most important scientific languages and are likely to remain so

This book explains the Lorentz mathematical group in a language familiar to physicists. While the three-dimensional rotation group is one of the standard mathem

Lie!algebras - Topological!groups - Lie!groups - Representations - Special!functions - Induced!representations.

Preface 1 The Physical Meaning of Poincare Massless Representations 1 2 Massless Representations 12 3 Massless Fields are Different 32 4 How to Couple Massless

This book is devoted to an extensive and systematic study on unitary representations of the Poincar‚ group. The Poincar‚ group plays an important role in unde