Page 13 - INTRODUCTION TO THE CALCULUS OF VARIATIONS

xii Preface to the French Edition

the next ones. It is much used in Chapters 3 and 4 but less in the others. All of
them, besides numerous examples, contain exercises that are fully corrected in
Chapter 7.
Finally I would like to thank the students and assistants that followed my
course; their interest has been a strong motivation for writing these notes. I
would like to thank J. Sesiano for several discussions concerning the history of
the calculus of variations, F. Weissbaum for the figures contained in the book
and S. D. Chatterji who accepted my manuscript in his collection at Presses
Polytechniques et Universitaires Romandes (PPUR). My thanks also go to the
staff of PPUR for their excellent job.