- Lay Question 6.2
- Lay Question 6.8
- Suppose that for each three of a finite family
of convex sets in the plane, there is a disc of radius r that
intersects all three sets. Prove that there is a disc of radius r that
intersects all members of the family.
Additional graduate questions:
- Lay Question 6.6
- Lay Question 6.9
- Lay Question 6.19