Visualizing Mathematics with 3D Printing
  • Chapters
    • 1. Symmetry
    • 2. Polyhedra
    • 3. Four-dimensional space
    • 4. Tilings and curvature
    • 5. Knots
    • 6. Surfaces
    • 7. Menagerie
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Figure 1 8
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To make a paper windmill: Cut a square of paper along the lines from the corners towards the center, then glue the corresponding spots together.

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© Henry Segerman
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