More Information

• Physics of Frisbee Flight - why does a frisbee fly?
• MAΘ event homepage at Florida Atlantic University

References

• Archimedes: Proposition 5 in Book of Lemmas. Cut the Knot 
• Joyce, D.E.: Summary of inversion,  Compass Geometry. Clark University
• Mathworld: Pappus Chain
• Wikipedia: Arbelos
• Wikipedia: Archimedes
• Wikipedia: Pappus of Alexandria