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New existence and nonexistence results for strong external difference families.

Authors :
Bao, Jingjun
Ji, Lijun
Wei, Reizhong
Zhang, Yong
Source :
Discrete Mathematics. Jun2018, Vol. 341 Issue 6, p1798-1805. 8p.
Publication Year :
2018

Abstract

In this paper, we use character-theoretic techniques to give new nonexistence results for ( n , m , k , λ ) -strong external difference families (SEDFs). We also use cyclotomic classes to give two new classes of SEDFs with m = 2 . [ABSTRACT FROM AUTHOR]

Subjects

Subjects :
*DIFFERENCE equations
*EXISTENCE theorems
*CYCLOTOMY
*ALGEBRAIC coding theory
*COMBINATORICS

Details

Language :
English
ISSN :
0012365X
Volume :
341
Issue :
6
Database :
Academic Search Index
Journal :
Discrete Mathematics
Publication Type :
Academic Journal
Accession number :
129048846
Full Text :
https://doi.org/10.1016/j.disc.2017.10.032
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