Classification of extremal double circulant formally self-dual even codes

DOI10.1023/A:1008206223659zbMath0866.94018MaRDI QIDQ679233

Masaaki Harada, T. Aaron Gulliver

Publication date: 30 July 1997

Published in: Designs, Codes and Cryptography (Search for Journal in Brave)

zbMATH Keywords

formally self-dual even codesextremal codesdouble circulant codes

Mathematics Subject Classification ID

Linear codes (general theory) (94B05)

Related Items (14)

Unnamed Item ⋮ Nonexistence of near-extremal formally self-dual even codes of length divisible by 8 ⋮ Quadruple bordered constructions of self-dual codes from group rings ⋮ On the performance of optimal double circulant even codes ⋮ Double bordered constructions of self-dual codes from group rings over Frobenius rings ⋮ A note on formally self-dual even codes of length divisible by 8 ⋮ \(2^n\) bordered constructions of self-dual codes from group rings ⋮ On the classification of extremal even formally self-dual codes of lengths 20 and 22 ⋮ Near-extremal formally self-dual even codes of lengths 24 and 32 ⋮ On the classification and enumeration of self-dual codes ⋮ Computational results of duadic double circulant codes ⋮ Binary optimal linear rate 1/2 codes ⋮ An altered four circulant construction for self-dual codes from group rings and new extremal binary self-dual codes. I ⋮ Support weight enumerators and coset weight distributions of isodual codes

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