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Sets in $\mathbb{Z}^k$ with doubling $2^k+\delta$ are near convex progressions. (arXiv:2004.07264v1 [math.NT]) http://arxiv.org/abs/2004.07264
Sets in $\mathbb{Z}^k$ with doubling $2^k+\delta$ are near convex progressions. (arXiv:2004.07264v1 [math.NT]) http://arxiv.org/abs/2004.07264