Includes bibliographical references (pages 128-130) and index.
CONTENTS NOTE
Text of Note
1. Introduction -- 2. List of relations -- 3. The first properties of H -- 4. The group H₂ -- 5. The word problem in H₁ -- 6. Some special diagrams -- 7. Computations of S U S̄ -- 8. Spirals -- 9. Rolls -- 10. Arrangement of hubs -- 11. the end of the proof