Nonexistence of linear codes meeting the Griesmer bound

被引:1
|
作者
Ma, Wen [1 ]
Luo, Jinquan [1 ]
机构
[1] Cent China Normal Univ, Sch Math & Stat, Wuhan, Peoples R China
关键词
Griesmer bound; Minihyper; Spectrum; Arcs; MINIMUM LENGTH; Q);
D O I
10.1016/j.disc.2021.112744
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, we prove the nonexistence of [g(q)(5, d), 5, d](q) codes for q(4) - 3q(2) - q + 1 <= d <= q(4) - 3q(2) and q(4) - 2q(2) - 3q + 3 <= d <= q(4) - 2q(2) - 2q with q >= 5. We also prove the nonexistence of [g(q)(4,d),4,d](q) codes for 2q(3) - rq(2) - 3q +1 <= d <= 2q(3) - rq(2) with 3 <= r <= q-1 2 and q >= 7. (c) 2021 Elsevier B.V. All rights reserved.
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页数:13
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