Chapter 4. Building the World’s First Ruler

Chapters in this book

1. Frontmatter i
2. Contents ix
3. Preface xiii
4. Acknowledgements xix
5. Chapter 1. Hard Lines 1
6. Chapter 2. How to Draw a Straight Line 17
7. Chapter 3. Four-Bar Variations 46
8. Chapter 4. Building the World’s First Ruler 65
9. Chapter 5. Dividing the Circle 89
10. Chapter 6. Falling Apart 112
11. Chapter 7. Follow My Leader 127
12. Chapter 8. In Pursuit of Coat-Hangers 138
13. Chapter 9. All Approximations Are Rational 172
14. Chapter 10. How Round Is Your Circle? 188
15. Chapter 11. Plenty of Slide Rule 227
16. Chapter 12. All a Matter of Balance 255
17. Chapter 13. Finding Some Equilibrium 277
18. Epilogue 296
19. References 297
20. Index 303