PREFACE

Chapters in this book

1. Frontmatter i
2. PREFACE v
3. CONTENTS ix
4. I. ON SYSTEMS OF ORDINARY DIFFERENTIAL EQUATIONS 1
5. II. OSCILLATION OF A THIRD ORDER NONLINEAR AUTONOMOUS SYSTEM 39
6. III. NON-LINEAR DELAY DIFFERENTIAL EQUATIONS 89
7. IV. FORCED OSCILLATIONS IN NONLINEAR SYSTEMS 149
8. V. SINGULAR PERTURBATIONS OF A VAN DER POL EQUATION 243
9. VI. THE EXISTENCE OF FORCED PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS NEAR CERTAIN EQUILIBRIUM POINTS OF THE UNFORCED EQUATION 291
10. VII. ON THE CONSTRUCTION OF PERIODIC SOLUTIONS OF SINGULAR PERTURBATION PROBLEMS 313