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arxiv: 1101.5001 · v4 · pith:4O3SKLFXnew · submitted 2011-01-26 · 🧮 math.CO · math.NT

Upper Bounds on the Cardinality of Higher Sumsets

classification 🧮 math.CO math.NT
keywords boundupperboundscardinalitycommutativedecreasesexistingfactor
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Let A and B be finite sets in a commutative group. We bound |A+hB| in terms of |A|, |A+B| and h. We provide a submultiplicative upper bound that improves on the existing bound of Imre Ruzsa by inserting a factor that decreases with h.

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