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arxiv: 1207.1781 · v2 · pith:WBSFSHH2new · submitted 2012-07-07 · 🧮 math.CO · math.NT

Difference sets and positive exponential sums I. General properties

classification 🧮 math.CO math.NT
keywords exponentialpositivesumsdifferencegeneralpropertiessetsabelian
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We describe general connections between intersective properties of sets in Abelian groups and positive exponential sums. In particular, given a set $A$ the maximal size of a set whose difference set avoids $A$ will be related to positive exponential sums using frequencies from $A$.

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