MathDB
Placing points in a rectangle

Source: Germany 2001 - Problem 2

September 30, 2014
geometryrectanglepigeonhole principlecombinatorics unsolvedcombinatorics

Problem Statement

Determine the maximum possible number of points you can place in a rectangle with lengths 1414 and 2828 such that any two of those points are more than 1010 apart from each other.