Database of Euclidean Self-Dual Codes over GF(4)

Length	Data	Remarks
2	2.magma	Type I
4	4-I.magma 4-II.magma	Type I Type II
6	6.magma	Type I
8	8-I.magma 8-II.magma	Type I Type II
10	10.magma	Type I
12	12-I.magma 12-II.magma	Type I Type II

Data files are in Magma format.

Magma programs

checking equivalence
checking mass formula
extracting codes from a lattice

References

K. Betsumiya, T.A. Gulliver, M. Harada, A. Munemasa, On type II codes over F₄, IEEE Trans. Inform. Theory 47 (2001), 2242-2248.
H. K. Kim, D.K. Kim, J.-L. Kim, Type I codes over GF(4), Ars Combin. 106 (2012), 173-191.

Links

Markus Grassl
"Bounds on the minimum distance of linear codes"
http://www.codetables.de/
Philippe Gaborit and Ayoub Otmani
"Tables of self-dual codes"
N.J.A. Sloane,
"A library of linear (and nonlinear) codes "

Created July 1, 2015 by Masaaki Harada and Akihiro Munemasa
Last modified October 16, 2018.