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7 PAPER, DEVELOPABLES, AND GEOMETRY THEOREMS

Étienne Ghys

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This chapter is in the book The Football

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Chapters in this book

Frontmatter i
Contents vii
Preface ix
Translator’s Note xi
1 THE BALL 1
2 THE CUBE AND THE FIVE ELEMENTS 12
3 THE SHAPE OF THE TELSTAR BALL . . . AND ITS FAMILY 34
4 FOOTBALLS NEW AND OLD 42
5 THE 2022 WORLD CUP BALL 62
6 A BIT OF PHYSICS 70
7 PAPER, DEVELOPABLES, AND GEOMETRY THEOREMS 98
BEAUTIFUL FOOTBALLS 118
Credits 120

https://doi.org/10.1515/9780691278933-009

Chapters in this book

Frontmatter i
Contents vii
Preface ix
Translator’s Note xi
1 THE BALL 1
2 THE CUBE AND THE FIVE ELEMENTS 12
3 THE SHAPE OF THE TELSTAR BALL . . . AND ITS FAMILY 34
4 FOOTBALLS NEW AND OLD 42
5 THE 2022 WORLD CUP BALL 62
6 A BIT OF PHYSICS 70
7 PAPER, DEVELOPABLES, AND GEOMETRY THEOREMS 98
BEAUTIFUL FOOTBALLS 118
Credits 120

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