Problem A. 397. (March 2006)
A. 397. Given n unit circle (n3) in the plane, their centers are O1,O2,...,On. Any line of the plane intersects at most two of them. Show that
(5 pont)
Deadline expired on April 18, 2006.
Statistics:
9 students sent a solution. 5 points: Erdélyi Márton, Estélyi István, Hujter Bálint, Nagy 224 Csaba, Paulin Roland. 4 points: Fischer Richárd, Kisfaludi-Bak Sándor, Sümegi Károly, Tomon István.
Problems in Mathematics of KöMaL, March 2006