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magic circles
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(Definition)
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Given $n$ circles which intersect $k$ times, the set of circles is referred to as magic circles if there exists a numbering (using $\{1,\ldots,k\}$ 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/
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"magic circles" is owned by drini. [ full author list (2) | owner history (2) ]
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(view preamble | get metadata)
Cross-references: CA, reference, numbers, sum, intersections, intersect, circles
This is version 4 of magic circles, born on 2004-03-13, modified 2004-11-19.
Object id is 5704, canonical name is MagicCircles.
Accessed 2617 times total.
Classification:
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Pending Errata and Addenda
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