PURE AND APPLIED MATHEMATICS
A Program of Monographs, Textbooks, and Lecture Notes
EXECUTIVE EDITORS
Earl J. Taft
Rutgers University
New Brunswick, New Jersey
Zuhair Nashed
University of Delaware
Newark, Delaware
EDITORIAL BOARD
M. S. Baouendi
University of California,
San Diego
Jane Cronin
Rutgers University
JackK. Hale
Georgia Institute of Technology
S. Kobayashi
University of California,
Berkeley
Marvin Marcus
University of California,
Santa Barbara
W. S. Massey
Yale University
Anil Nerode
Cornell University
Donald Passman
University of Wisconsin,
Madison
Fred S. Roberts
Rutgers University
David L. Russell
Virginia Polytechnic Institute
and State University
Walter Schempp
Universitiit Siegen
Mark Teply
University of Wisconsin,
Milwaukee