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On the Magnitude of the Sum of Bases of the Natural Numbers
Authors:Wierdl  Mate
Institution:Department of Mathematics, University of North Carolina at Chapel Hill Chapel Hill, NC 27599-3250, USA
Abstract:We construct two bases of the natural numbers B1 and B2, eachof order two, such that (B1 + B2 (n) <n3/4+c/{surd}(log n). For alower estimate, it is proved that if B2 and are two bases, eachof order two, then (B1+B2)(n) > n3/4. Generalisations to sumsof bases of order h > 2 are also given.
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