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Golomb Rulers - The Search For 20 and 21!

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Visit this site: http://members.aol.com/golomb20/
Author:David Vanderschel, Mark Garry
Description: In search of the optimal 20 & 21 Mark Golomb Rulers. Golomb Ruler refers to a set of non-negative integers such that no two distinct pairs of numbers from the set have the same difference (see Introduction to Golomb Rulers). This spacing technique is used in a variety of areas such as astronomy (placement of antennas), x-ray sensing devices (placement of sensors), and many other fields such as data encryption.
Levels: College, Research
Languages: English
Math Topics: Combinatorics, Sequences and Sets

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