Abstract
We call affine-invariant codes the primitive cyclic codes which are invariant under the affine group. We have proved that affine-invariant codes can be identified with antichains of products of chains of size p,...,p — where p is a prime. We first explain this correspondance ; then we define as special antichains the weakly self-dual codes and the even codes over GF(4) which are affine-invariant codes.
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© 1989 Springer-Verlag Berlin Heidelberg
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Charpin, P. (1989). Some applications of a classification of affine-invariant codes. In: Huguet, L., Poli, A. (eds) Applied Algebra, Algebraic Algorithms and Error-Correcting Codes. AAECC 1987. Lecture Notes in Computer Science, vol 356. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-51082-6_75
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DOI: https://doi.org/10.1007/3-540-51082-6_75
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