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Codes and Anticodes in the Grassman Graph

Authors :
Schwartz, Moshe
Etzion, Tuvi
Source :
Journal of Combinatorial Theory - Series A. Jan2002, Vol. 97 Issue 1, p27. 16p.
Publication Year :
2002

Abstract

Perfect codes and optimal anticodes in the Grassman graph Gq(n, k) are examined. It is shown that the vertices of the Grassman graph cannot be partitioned into optimal anticodes, with a possible exception when n=2k. We further examine properties of diameter perfect codes in the graph. These codes are known to be similar to Steiner systems. We discuss the connection between these systems and “real” Steiner systems. [Copyright &y& Elsevier]

Subjects

Subjects :
*GRAPHIC methods
*STEINER systems

Details

Language :
English
ISSN :
00973165
Volume :
97
Issue :
1
Database :
Academic Search Index
Journal :
Journal of Combinatorial Theory - Series A
Publication Type :
Academic Journal
Accession number :
8501804
Full Text :
https://doi.org/10.1006/jcta.2001.3188