Jang Soo Kim gave a talk on the maximum of the minimum number of generators to represent an element in a monoid of functions on a fixed finite set and its connection to the minimum feedback arc set of a tournament at the Discrete Math Seminar

On February 4, 2025, Jang Soo Kim (김장수) from Sungkyunkwan University gave a talk on the maximum of the minimum number of generators to represent an element in a monoid of functions on a fixed finite set and its connection to the minimum feedback arc set of a tournament at the Discrete Math Seminar. The title of his talk was “Longest elements in a semigroup of functions and Slater indices“.

Huy Tuan Pham gave a talk on combinatorial methods for problems on additive combinatorics and random Cayley graphs at the Discrete Math Seminar

On January 3, 2025, Huy Tuan Pham from the Institute for Advanced Study and the Clay Mathematics Institute gave a talk at the Discrete Math Seminar on combinatorial methods for problems on additive combinatorics and random Cayley graphs. The title of his talk was “Random Cayley graphs and Additive combinatorics without groups“.

Joonkyung Lee (이준경) gave a talk at the Discrete Math Seminar on using Lorentzian polynomials to prove a non-trivial upper bound on the number of graph homomorphisms

On December 17, 2024, Joonkyung Lee (이준경) from Yonsei University gave a talk on using Lorentzian polynomials to prove a non-trivial upper bound on the number of graph homomorphisms at the Discrete Math Seminar. The title of his talk was “Counting homomorphisms in antiferromagnetic graphs via Lorentzian polynomials“.

Jun Gao gave a talk on the maximum sum of the p-th power of degrees in a hypergraph without fixed subhypergraphs at the Discrete Math Seminar

On December 13, 2024, Jun Gao (高峻) from the IBS Extremal Combinatorics and Probability Group gave a talk at the Discrete Math Seminar on the maximum sum of the p-th power of degrees in a hypergraph without fixed subhypergraphs. The title of his talk is “Phase transition of degenerate Turán problems in p-norms“.

IBS 이산수학그룹 Discrete Mathematics Group
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