Alexandr Grebennikov

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20222026

most citedA note on the concurrent normal conjecture

3 citations · 5 across the 9 of their papers we have counts for

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math.CO2026

Optimal bound for the polynomial Littlewood-Offord problem

Alexandr Grebennikov

We present an exposition of an argument, discovered by GPT-6 Pro, that gives an optimal bound for the polynomial Littlewood-Offord problem. Namely, let $F$ be a degree- $d$ multilin…

math.CO2026

No- $(k + 1)$ -in-line problem for $k ⩾ 3$

Anubhab Ghosal, Ritesh Goenka, Alexandr Grebennikov +3

What is the maximum number of points one can place in an $n \times n$ grid such that every Euclidean line contains at most $k$ points? For $k = 2$ , this is the notorious no-three-i…

Optimal bound for the polynomial Littlewood-Offord problem

No-(k+1)-in-line problem for k⩾3

No- $(k + 1)$ -in-line problem for $k ⩾ 3$