CV
My full version of CV is here
Education
- Integrated master’s/doctoral program, Department of Mathematical Sciences, KAIST, 2021-Current
- B.S. in Department of Mathematical Sciences, KAIST, 2016-2020
Publications
Preprints
- Ramsey–Dirac theory for bounded degree hypertrees
Joint work with Jie Han, Jaehoon Kim, and Donglei Yang
arXiv:2411.17996 - Sidorenko’s conjecture for subdivisions and theta substitutions
Joint work with Ruonan Li and Hong Liu
arXiv:2408.03491 - Dirac’s theorem for linear hypergraphs
Joint work with Hyunwoo Lee
arXiv:2403.14269 - Graph with any rational density and no rich subsets of linear size
Joint work with Suyun Jiang, Hong Liu, and Tuan Tran
arXiv:2402.13825 - On rainbow Turán Densities of Trees
Joint work with Jaehoon Kim, Hyunwoo Lee, and Haesong Seo
arXiv:2312.15956 - A bandwidth theorem for graph transversals
Joint work with Debsoumya Chakraborti, Jaehoon Kim, and Hong Liu
arXiv:2302.09637 - The proper conflict-free $k$-coloring problem and the odd $k$-coloring problem are NP-complete on bipartite graphs
Joint work with Jungho Ahn and Sang-il Oum
arXiv:2208.08330
To appear
- Crux, space constraints and subdivisions
Joint work with Jaehoon Kim, Younjin Kim, and Hong Liu
To appear in Journal of Combinatorial Theory, Series B, An extended abstract appears in EUROCOMB23
Published
2024
- A proof of the Elliott-Rödl conjecture on hypertrees in Steiner triple systems
Joint work with Jaehoon Kim, Joonkyung Lee, and Abhishek Methuku
Forum of Mathematics, Sigma 2024;12:e75 - On the spectral radius of graphs with given maximum degree and girth
Joint work with Jiangdong Ai, Jaehoon Kim, Hyunwoo Lee, Suil O, and Liwen Zhang
Linear Algebra and its Applications vol 691, 182-195
2016
- On the mean square displacement of a random walk on a graph.
Joint work with Hwidong Kim, Jiho Maeng, Jihwan Yu, Yongwook Cha, and Seong-HunPaeng
European Journal of Combinatorics 51 (2016):227-235
Talks
2024
- BUPT(Beijing University for Posts and Telecommunications) workshop
December 15, 2024 at Hainan, China
Ramsey–Dirac theory for bounded degree hypertrees - Beijing Institute of Technology(BIT) seminar
December 10, 2024 at Beijing Institute of Technology(Beijing, China)
Almost spanning hypertrees in a Steiner triple system - 2024 KMS Annual Meeting - Special Section: Recent developments in combinatorics
October 25, 2024 at Sungkyunkwan University (Suwon, South Korea)
Sidorenko’s conjecture for theta substitution (site) - Discrete Analysis Seminar
October 15, 2024 at Yonsei University(Seoul, South Korea)
Rainbow Tur'{a}n Densities of Trees via Graph Limits (site) - Shandong University Seminar
August 5, 2024, Zoom
Rainbow Tur'{a}n Densities of Trees via Graph Limits - 9th European Congress of Mathematics(ECM) - CS-15: 04. Combinatorics and Discrete Mathematics (II)
July 16, 2024 at Sevilla, Spain
Graph with any rational density and no rich subsets of linear size (site) - Summit280
July 11, 2024 at Budapest, Hungary
Dirac’s theorem for linear hypergraphs (site) - 30th British Combinatorial Conference(BCC)
July 3, 2024 at London, UK
Dirac’s theorem for linear hypergraphs (site) - 31st KIAS combinatorics workshop
June 1, 2024 Jeju, South Korea
Dirac’s theorem for linear hypergraphs (site) - 2024 KMS Spring Meeting - Contributed Talk
April 19, 2024 at Daejeon, South Korea
On rainbow Turán densities of trees (site) - Yeungnam University Combinatorics Seminar
March 18, 2024 at Yeungnam University(Gyeongsan, South Korea)
Graph with any rational density and no rich subsets of linear size (site)
2023
- European Conference on Combinatorics, Graph Theory and Applications (EUROCOMB’23)
August 31, 2023 Prague, Czech Republic
Crux, space constraints and subdivisions (Extended abstract) - 2023 KMS Spring Meeting - Special Section: Extremal Combinatorics: Methods and Applications
April 29, 2023 at Daejeon, South Korea
A bandwidth theorem for graph transversals (site) - Shandong University
March 30, 2023 at Zoom
A bandwidth theorem for graph transversals (Bilibili)
2022
- IBS Discrete Math Seminar
November 29, 2022 IBS(Daejeon, South Korea)
A proof of the Elliott-Rödl conjecture on hypertrees in Steiner triple systems (Youtube) - KAIST Math Graduate Student Seminar (KMGS)
November 3, 2022 KAIST(Daejeon, South Korea)
Large clique subdivisions in graphs without small dense subgraphs (site)
2021
- 2021 Combinatorics Workshop
December 21, 2021 at Yangpyeong, South Korea
Large clique subdivisions in graphs without small dense subgraphs (Youtube) - IBS Discrete Math Seminar
November 30, 2021 IBS(Daejeon, South Korea)
Large clique subdivisions in graphs without small dense subgraphs (Youtube) Teaching ======Teachings
TA works
- (2024 fall) MAS 477 Introduction to Graph Theory at KAIST
- (2024 spring) MAS 275 Discrete Mathematics at KAIST
- (2023 fall) MAS 102 Calculus 1 and MAS 480 Topological methods in combinatorics at KAIST
- (2023 spring) MAS 101 Calculus 1 and MAS 250 Discrete Mathematics at KAIST
- (2022 fall) MAS 102 Calculus 2 and MAS 477 Introduction to Graph Theory at KAIST
- (2022 spring) MAS 102 Calculus 2 and MAS 275 Discrete Mathematics at KAIST
- (2021 fall) MAS 102 Calculus 2 and CC511 Probability and Statistics at KAIST
- (2021 spring) MAS 101 Calculus 1 at KAIST (Won the Outstanding Teaching Assistant Award)