Seonhee Lim
H. C. Wang Assistant Professor
Department of Mathematics,
593 Malott Hall, Cornell University
Ithaca, NY, 14853-4201
Work phone: (607) 255-7113, Fax: (607) 255-7149
E-mail: slim@math.cornell.edu
Teaching
Math 222, Multivariable Calculus, MWF 12:20-1:10pm
* Fall 2008 : Math 618, Smooth Ergodic Theory
Office hours: W 2:20-3:20pm, F 1:20-2:20pm (@ 593 Malott Hall)
Research
Research interest: Metric spaces of negative curvature, dynamics of group actions on trees and buildings, discrete subgroups of Lie groups, rigidity. Papers
- Volume entropy for buildings (joint work with F. Ledrappier), in preparation.
- A proof of a L1/2 ergodic theorem (joint work with F. Ledrappier), submitted for publication. pdf (2006.12)
- Counting overlattices for polyhedral complexes (joint work with A. Thomas), submitted for publication. ps pdf (2006.5, revised 2007.11)
- Covering theory for complexes of groups (joint work with A. Thomas), to appear in J. Pure Appl. Algebra.. ps pdf (2006.5, revised 2007. 9)
- Minimal volume entropy on graphs, to appear in Trans. Amer. Math. Soc. ps pdf (2005.6)
- Counting overlattices in automorphism groups of trees, Geom. Dedicata, Vol. 118, no. 1, pp. 1-21. ps (2004.6, revised 2005.10)
Upcoming Talks
- Discrete Groups and Geometric Structures with Applications, Kortrijk, belgium (May 29, 2008)
- Dynamics Seminar, Northwestern University (May 13, 2008)
Talks
- AMS Spring Eastern Sectional Meeting, Special Session on Geometric Topology, Courant Institute (Mar. 15-16, 2008)
- Topology and geometric group theory, Cornell University (Feb. 26, 2008)
- Geometry and Topology Seminar, SUNY Buffalo (Feb. 22, 2008)
- Geometry and Topology Seminar, Binghamton University (Feb. 21, 2008)
- Geometric Group Theory Seminar for Postdocs, MSRI (Oct. 3, 2007).
- Geometry Seminar, University of Notre Dame (Sept. 27, 2007)
- Seoul National University Algebra Summer Camp (4 talks, August, 2007).
- Number Theory Seminar, KIAS, Seoul, Korea (August, 2007).
- Geometry Seminar, KIAS, Seoul, Korea (2 talks, July, 2007).
- Topology and Geometric Group Theory Seminar, Cornell University (March 13, 2007).
- Graduate Student Seminar, Yale University (May 19, 2006).
- Geometry Seminar, University of Notre Dame (May 11, 2006).
- Topology and Geometric Group Theory Seminar, Cornell University (December 6, 2005).
- Geometric Group Theory Seminar, Ohio State University (November 30, 2005).
- Seminar on Group Actions: Dynamics, Geometry, Invariants, Yale University (November 8, 2005)
- Conference on Geometric and Probabilistic Methods in Group Theory and Dynamical Systems Texas A&M, TX (November 4, 2005).
- AMS Special Session on Geometric group theory, Bard College, NY (October, 2005).
- Topology and Geometry seminar, University of Chicago (August 2005).
- International Conference ``Asymptotic and Probabilistic Methods in Geometric Group Theory'', University of Geneva, Switzerland (June 2005).
- Group Actions: Dynamics, Geometry, Invariants Seminar, Yale University (December 2004).
- Lie Group Seminar, Caltech (November 2004).
- International Conference on Group Theory: combinatorial, geometric and dynamical aspects of infinite groups, Gaeta, Italy (June 2003).
- Séminaire Geometrie-Topologie-Dynamique, Université Paris-Sud, France (February 2003).
- Algebra Seminar, KIAS, Seoul, Korea (November 2002).
Upcoming conferences