August  2010, 4(3): 323-344. doi: 10.3934/amc.2010.4.323

Linear programming bounds for unitary codes

1. 

Université Bordeaux 1, Institut de Mathématiques, 351 cours de la Libération, F-33405 Talence cedex, France, France

Received  August 2009 Revised  July 2010 Published  August 2010

The linear programming method is developed in the space of unitary matrices in order to obtain bounds for unitary codes relative to the so-called diversity sum and diversity product. Theoretical and numerical results improving previously known bounds are derived.
Citation: Jean Creignou, Hervé Diet. Linear programming bounds for unitary codes. Advances in Mathematics of Communications, 2010, 4 (3) : 323-344. doi: 10.3934/amc.2010.4.323
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