magic circles


Given n circles which intersect k times, the set of circles is referred to as magic circles if there exists a numbering (using {1,,k}) of the intersections of the n circles such that the sum of the numbers at the intersections along each circle is the same constant for all circles.

Further reference: http://www.cgl.uwaterloo.ca/ smann/Magic/

Title magic circles
Canonical name MagicCircles
Date of creation 2013-03-22 14:15:22
Last modified on 2013-03-22 14:15:22
Owner drini (3)
Last modified by drini (3)
Numerical id 7
Author drini (3)
Entry type Definition
Classification msc 51-00