SHORT RANK-METRIC CODES AND SCATTERED SUBSPACES

被引:0
|
作者
Lia, Stefano [1 ]
Longobardi, Giovanni
Marino, Giuseppe [2 ]
Trombetti, Rocco [2 ]
机构
[1] Univ Coll Dublin, Sch Math & Stat, Dublin, Ireland
[2] Univ Naples Federico II, Dept Math & Applicat Renato Caccioppoli, Via Cintia, I-80126 Naples, Italy
关键词
scattered subspaces; linear sets; cutting blocking sets; rank-metric codes; POLYNOMIALS; FIELD;
D O I
10.1137/23M1574749
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
By exploiting the connection between scattered F-q-subspaces of F-qm(3) and minimal nondegenerate 3-dimensional rank-metric codes of F-qm(n), n >= m + 2, described in [G. N. Alfarano et al., J. Combin. Theory Ser. A, 192 (2022), 105658], we will exhibit a new class of codes with parameters [m+ 2, 3, m 2](qm/q) for infinite values of q and m >= 5 odd. Moreover, by studying the geometric structures of these scattered subspaces, we determine the rank weight distribution of the associated codes.
引用
收藏
页码:2578 / 2598
页数:21
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