IMPROVED LOWER BOUNDS FOR SELF-DUAL CODES OVER F11, F13, F17, F19 AND F23

被引:0
作者
Gulliver, T. Aaron [1 ]
Harada, Masaaki [2 ]
机构
[1] Univ Victoria, Dept Elect & Comp Engn, POB 1700,STN CSC, Victoria, BC V8W 2Y2, Canada
[2] Tohoku Univ, Res Ctr Pure & Appl Math, Grad Sch Informat Sci, Sendai 9808579, Japan
关键词
Self-dual code; minimum weight; four-negacirculant code; double cir-culant code; quasi-twisted code; weight enumerator; DOUBLE CIRCULANT;
D O I
10.3934/amc.2022083
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
We construct self-dual codes over F11, F13, F17, F19 and F23 which improve the previously known lower bounds on the largest minimum weights. In particular, the largest possible minimum weight among self-dual [n, n/2] codes over Fp is determined for (p, n) = (19,24) and (23, 28).
引用
收藏
页码:1259 / 1265
页数:7
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