classic plane partition (KJMO 1998 P4)
Source: KJMO 1998
June 30, 2024
geometrycombinatoricsKJMO
Problem Statement
lines are on the same plane, no two of them parallel and no three of them collinear(so the plane must be partitioned into some parts). How many parts is the plane partitioned into? Consider only the partitions with finitely large area.