Month: July 2023

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Dong Yeap Kang (강동엽) gave a talk on the existence of a largest possible matching in a random subhypergraph of a k-uniform hypergraph with the codegree condition at the Discrete Math Seminar

On July 25, 2022, Dong Yeap Kang (강동엽) from the IBS Extremal Combinatorics and Probability Group gave a talk at the Discrete Math Seminar on the existence of a largest possible matching in a random subhypergraph of a k-uniform hypergraph with the codegree condition. The title of his talk was “Hamilton cycles and optimal matchings in a random subgraph of uniform Dirac hypergraphs.”

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Open Symposium at the Discrete Mathematics Group

On July 13, 2023, the Open Symposium at the Discrete Mathematics Group was held. There were four talks by the members of the Discrete Mathematics Group.

9:40-10:05Obstructions for dense analogs of tree-depthSang-il OUM
10:05-10:20Structural and extremal results for twin-widthKevin HENDREY
10:20-10:35Down-sets in combinatorial posetsRutger CAMPBELL
10:35-10:50Reuniting 𝜒-boundedness with polynomial 𝜒-boundednessLinda COOK
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Xuding Zhu gave a talk on the list version of the 1-2-3 conjecture and the usage of Combinatorial Nullstellensatz at the Discrete Math Seminar

On July 10, 2023, Xuding Zhu from Zhejiang Normal University gave a talk at the Discrete Math Seminar on the 1-2-3 conjecture of Karoński, Łuczak, and Thomason, its list version by Bartnicki, Grytczuk, and Niwczyk, and the usage of Combinatorial Nullstellensatz. The title of his talk was “List version of 1-2-3 conjecture.”

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Tuan Tran gave a talk on a Sauer-Shelah-type lemma in the study of the maximal pattern entropy of a theoretical dynamical system at the Discrete Math Seminar

On July 4, 2023, Tuan Tran from the University of Science and Technology of China gave a talk on a Sauer-Shelah-type lemma in the study of the maximal pattern entropy of a theoretical dynamical system and its connection to a recent result in communication complexity at the Discrete Math Seminar. The title of his talk was “Complexity of null dynamical systems.”

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IBS Discrete Mathematics Group (DIMAG)
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