Sang-hyun Kim

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Welcome to Sam Sang-hyun Kim's page http://cayley.kr

Shkim.jpg

About

Positions

Contact

Address Department of Mathematical Sciences, Seoul National University, Post Code 08826, Seoul, Korea

Web http://cayley.kr

Email s.kim(aht)snu.ac.kr

Office Hour Mon/Wed 1-2 & 3:15-4pm, Room 27-414

Virtual Business Card Sang-hyun_Kim.vcf

CV

CV link (PDF)

Research

Interest

Geometric group theory: right-angled Artin group, hyperbolic group, mapping class group, low-dimensional diffeomorphism group, acute triangulations.

Publications & Talks

  • New preprints
2. (With Thomas Koberda and Yash Lodha), Chain groups of homeomorphisms of the interval and the circle, preprint.
1. (With Thomas Koberda and Mahan Mj), Rotation spectra and exotic group actions on the circle, preprint.
  • Selected publications
15. (With Cheol-Hyun Cho, Hansol Hong and Siu-Cheong Lau), Lagrangian Floer potential of orbifold spheres, accepted, Advances in Mathematics. Paper
14. (With H. Baik and T. Koberda), Unsmoothable group actions on compact one-manifolds, accepted, Journal of European Mathematical Society. Paper Summary
11. (With T. Koberda) Anti-trees and right-angled Artin subgroups of braid groups, Geometry & Topology 19-6 (2015), 3289--3306. Paper Summary
10. (With G. Walsh) Coxeter groups, hyperbolic cubes, and acute triangulations, Journal of Topology (2016) 9 (1): 117-142.Paper Summary
8. (With S.-i. Oum) Hyperbolic Surface subgroups of one-ended doubles of free groups, Journal of Topology (2014) 7 (4): 927--947. Paper Summary
6. (With T. Koberda) Embedability between right-angled Artin groups, Geometry & Topology 17 (2013) 493--530. Paper Summary

Seminar

Teaching

Current (Fall 2016)

Past

Lecture notes

Social

Awards

  • Excellent Research Paper Award, Korean Mathematical Society, April 23, 2016.
For the work: (With Thomas Koberda), Embedability between right-angled Artin groups, Geometry & Topology 17 (2013) 493--530.
An award first established in September 2015. Based on recommendations by students council, faculty committee and course survey.
  • Creative Teaching Grand Award, KAIST, February 15, 2013.
  • Sang-San Prize for Young Mathematicians, Korean Mathematical Society, October 5, 2012.
  • Excellence Prizes, College Mathematics Competition, Korean Mathematical Society, 1994 and 1995.
  • Silver medal, the 34th International Mathematical Olympiad, Turkey, 1993.

Professional Services

Notes

Memos