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12/08/2021
On anti-stochastic properties of unlabeled graphs
We study vulnerability of a uniformly distributed random graph to an att...
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08/01/2021
On the maximum number of distinct intersections in an intersecting family
For n > 2k ≥ 4 we consider intersecting families ℱ consisting of k-subse...
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06/09/2021
Best possible bounds on the number of distinct differences in intersecting families
For a family ℱ, let 𝒟(ℱ) stand for the family of all sets that can be ex...
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12/28/2020
Trivial colors in colorings of Kneser graphs
We show that any proper coloring of a Kneser graph KG_n,k with n-2k+2 co...
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01/07/2020
Rainbow matchings in k-partite hypergraphs
In this paper, we prove a conjecture of Aharoni and Howard on the existe...
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10/02/2018