Existence of strong difference families and constructions for eight new 2-designs

Wang, XM; Feng, T; Wang, SX

Wang, SX (corresponding author), Beijing Jiaotong Univ, Dept Math, Beijing 100044, Peoples R China.

JOURNAL OF COMBINATORIAL DESIGNS, 2021; 29 (4): 225

Abstract

Using group rings and characters as in the theory of abelian difference sets, some nonexistence results for strong difference families are provided. E......

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