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Start Over Author "Chen, Yu-Qing" Journal journal of combinatorial theory, series a
7 results on '"Chen, Yu-Qing"'

6. On abelian (22m+1(2m−1+1),2m(2m+1),2m)-difference sets

Author

Arasu, K.T., Chen, Yu Qing, and Pott, Alexander

Subjects
Group algebra, McFarland difference sets, Difference sets, Character sum, Character divisibility
Abstract

In this paper we prove that an abelian group contains (22m+1(2m−1+1),2m(2m+1),2m)-difference sets with m⩾3 if and only if it contains an elementary abelian 2-group of order 22m. Our proof shows that the method of constructing such difference sets is essentially unique.

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