ISBN 9780898718966 books & textbook
Generalized Concavity (Classics in Applied Mathematics)
Avriel, Mordecai Diewert, Erwin Schaible, Siegfried Zang, Israel
Society for Industrial and Applied Mathematics /2010-11-25 Paperback / 344 Pages
isbn-10: 0898718961 / isbn-13: 9780898718966