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math.CO2023
The Generalized Combinatorial Lason-Alon-Zippel-Schwartz Nullstellensatz Lemma
Günter Rote
We survey a few strengthenings and generalizations of the Combinatorial Nullstellensatz of Alon and the Schwartz-Zippel Lemma. These lemmas guarantee the existence of (a certain nu…
cs.CG2023
The Two-Squirrel Problem and Its Relatives
Sergey Bereg, Yuya Higashikawa, Naoki Katoh +3
In this paper, we start with a variation of the star cover problem called the Two-Squirrel problem. Given a set of points in the plane, and two sites and , comp…