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math.NT2020
Sets avoiding -term arithmetic progressions in are exponentially small
Gábor Hegedüs
Pach and Palincza proved the following generalization of Ellenberg and Gijswijt's bound for the size of -term arithmetic progression-free subsets, where : Let $m…
math.CO2020
A new proof of a generalization of Gerzon's bound
Gábor Hegedüs
In this paper we give a short, new proof of a natural generalization of Gerzon's bound. This bound improves the Delsarte, Goethals and Seidel's upper bound in a special case. Our p…