Table of Contents
International Journal of Combinatorics
Volume 2012, Article ID 154281, 9 pages
Research Article

On Extremal Self-Dual Ternary Codes of Length 48

Lehrstuhl D für Mathematik, RWTH Aachen University, 52056 Aachen, Germany

Received 6 September 2011; Accepted 7 January 2012

Academic Editor: ChΓ­nh T. Hoang

Copyright © 2012 Gabriele Nebe. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


All extremal ternary self-dual codes of length 48 that have some automorphism of prime order 𝑝 β‰₯ 5 are equivalent to one of the two known codes, the Pless code or the extended quadratic residue code.