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I am Seonghyeon Yu,
a graduate student in Ajou University.
My research field is toric topology.
유성현 (Seonghyeon Yu)
Department of Mathematics, Ajou University, 206, World cup-ro, Yeongtong-gu, Suwon, 16499, Rep. of Korea
<Position>
2020 - present : Integrated Ph.D. course in Ajou University (Supervisor : Suyoung Choi)
<Education>
Mar. 2015 - Feb. 2019 : Bachelor of Science in Mathematics
Ajou University, Republic of Korea
<Publications>
<Publications>
2025
2025
-
2024
2024
Suyoung Choi, Younghan Yoon, Seonghyeon Yu, The Betti numbers of real toric varieties associated to Weyl chambers of types E7 and E8, Osaka Journal of Mathematics, 61(3), 409-417, 2024.
<Submitted Preprints>
<Submitted Preprints>
Suyoung Choi, Younghan Yoon, Seonghyeon Yu, On the full subcomplexes of Bier spheres and their applications to real toric spaces, arXiv:2503.05385 (2025).
<Talks>
2025
2025 Combinatorics Workshop, Institute for Basic Science (IBS), Daejeon, South Korea, Aug 18--20, 2025
Title : Bier spheres and their full subcomplexes
2025 Summer Workshop on Low-Dimensional Topology and Related Topics, Kangwon National Univ., Chuncheon, South Korea, Aug 11--13, 2025
Title : The homological types of full subcomplexes of Bier spheres
2025 Annual Meeting of the Kangwon-Kyungki Mathematical Society, Kyung-hee Univ., Yongin, South Korea, June 20--21, 2025
Title : Full subcomplexes of Bier spheres
Knots and representation theory seminar, Online, May 19, 2025
Title : Full subcomplexes of Bier spheres and their topological application
The 9th East Asian Conference on Algebraic Topology, Hebei Normal Univ., Shijiazhuang, China, May 12--16, 2025
Title : On the full subcomplexes of Bier spheres and their topological applications
2025 Korean Mathematical Society Spring Meeting, KAIST, Daejeon, South Korea, April 24--26, 2025
Title : Full subcomplexes of Bier spheres and their application to real toric spaces
2024
2024 Ajou-Kyushu-NIMS joint workshop on Industrial and Applied Mathematics, Ramada Plaza Hotel, Suwon, South Korea, September 28, 2024
Title : The Betti numbers of the real toric varieties associated with the Weyl group of types E7 and E8
2024 Dalien International Conference on Mathematics, Dalien University of technology, Dalien, China, September 24--27, 2024
Title : The Betti numbers of the real toric varieties associated with the Weyl group of types E7 and E8
2024 Workshop on Toric Topology, Fields institute, Toronto, Canada, August 19--23, 2024
Title : Homology of real toric varieties associated with the Weyl groups of types E7 and E8
2023
2023 Youngnam Mathematical Society Annual Meeting, Kyungpook National Univ., Daegu, South Korea, July 14--16, 2023
Title : The Betti numbers of real toric varieties associated to Weyl chambers of types E7 and E8
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