CONTENTS
Preface v
Introduction vi i
Chapter I . Loo p theorem-sphere theorem : Th e Towe r Constructio n 1
Chapter II . Connecte d sum s 18
Chapter III . 2-manifold s embedde d i n 3-manifold s 3 0
Chapter IV . Hierarchie s 5
Chapter V . Three-manifol d group s 6 5
Chapter VI . Seifer t fibere d manifold s 8 3
Chapter VII . Periphera l structur e 109
Chapter VIII . Essentia l homotopies (Th e annulus-toru s theorems ) 130
Chapter IX . Characteristi c Seifer t pair s 159
Chapter X . Deformin g homotop y equivalence s 195
Bibliography 24 4
Index 25 0
in
