arXiv:math/0503649 [math.NT]AbstractReferencesReviewsResources
Arithmetic progressions in sets with small sumsets
Published 2005-03-28Version 1
We present an elementary proof that if $A$ is a finite set of numbers, and the sumset $A+_GA$ is small, $|A+_GA|\leq c|A|$, along a dense graph $G$, then $A$ contains $k$-term arithmetic progressions.
Comments: To appear in Combinatorics Probability and Computation
Subjects: 11P70
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