TABLE OF CONTENTS 



Page 



PREFACE V 



FOREWORD vii 



ON IRROTATIONAL FLOWS EQUIVALENT TO THE BOUNDARY 



LAYER AND WAKE 1 



INTRODUCTION 1 



Solution of Preston and Llghthlll - 



Two-Dlmenslonal Case 1 



A Second Approximation for the Source Distribution - 



Two-Dlmenslonal Case 5 



Solutions for Axlsymmetric Flow - First 



Approximation 8 



Axisyimnetric Flow - Second Approximation 12 



A Vortlclty Theorem 15 



Verification with Stokes Solution for a Sphere 16 



Some Applications of the Vortlclty Theorem 18 



The Poincare Transformation [4] 20 



Equivalent Irrotatlonal Flow From Poincare 



Transformation 24 



Betz Method for Determining Viscous Drag 27 



REFERENCES 37 



