Preface to the Series
The series of volumes, Concepts in Contemporary Physics, is addressed
to the professional physicist and to the serious graduate student of
physics. The subjects to be covered will include those at the forefront of
current research. It is anticipated that the various volumes in the series
will be rigorous and complete in their treatment, supplying the intellectual tools necessary for the appreciation of the present status of the
areas under consideration and providing the framework upon which
future developments may be based.