**Department of Mathematical Sciences, Seoul National University**

Address :
27-212, Kwanak-dong, Kwanak-ku,
Seoul, 151-747

Office :
27- 212
Work phone: (82)2-880-4262

E-mail:
slim(at)snu.ac.kr

**Fall 2016 : Topic course
on “Geometry of homogeneous spaces and number theory”**

**
Reference: Einsiedler-Ward,
Ergodic theory with a view towards number theory,**

**
Einsiedler-Lindenstrauss-ward, Entropy in ergodic
theory and homogeneous dynamics**

Spring
2016 : Linear Algebra I and algebraic topology II

Fall
2015 : Topic course on “
Topology, geometry and dynamics on Moduli spaces”

**
**Reference :
A. Zorich,
Flat surfaces, G. Forni, C. Matheus,
A. Zorich, Lyapunov
spectrum of invariant subbundles of the Hodge bundles,

J.C.
Yoccoz,
Interval Exchange Maps and Translation surfaces, A. Wright, Translation
surfaces and their orbit closures

Fall
2015 :
Graduate course in Algebraic Topology I

Reference : A. Hatcher, Algebraic Topology,
P. May, A
concise course in algebraic topology

Fall
2014 - Spring 2015
: Sabbatical leave (UC Berkeley and MSRI)

Spring
2014: Linear Algebra

Textbook:
Linear Algebra by Friedberg, Insel and Spence

Reference:
Linear Algebra and Groups by Insuk Lee

Past
teaching includes topics in topology, algebraic topology I,II,
Intro. to Lie groups, Bernstein seminar in topology
and geometric group theory, Intro to Algebra, ergodic
theory, etc. More

·
Group actions on homogeneous
spaces and applications to number theory

·
Lattices of Lie groups and automorphism groups of trees and polyhedral complexes, commensurizer subgroups, etc

·
Dynamics of group actions on trees
and buildings, more generally metric spaces of non-positive curvature.

·
Entropy rigidity

·
Asymptotic distribution of values of
isotropic quadratic forms at S-integral points (with K. Mallahi-Karai
and Jiyoung Han), submitted. arXiv.

·
Local limit theorem and Martin
boundary of Brownian motion (with F. Ledrappier),
submitted. arXiv.

·
Integrated multimodal network
approach to PET and MRI based on multidimensional persistent homology (with Hyekyong Lee, Dong Soo Lee et
al.), submitted. arxiv.

·
Distribution of integral lattice
points in an ellipsoid with a diophantine center
(with Jiyoung Han, Hyunsuk
Kang, Yong-Cheol Kim)
J. Number theory, 157 (December 2015), 468-arxiv,
online

·
Colorings of trees with linear,
intermediate and exponential subword complexity (with
Seulbee Lee), J. Korean Math. Soc. Vol. 52, No. 6,
1123-1137 (November 2015) online.

·
Subword complexity and Sturmian
colorings of trees (with Dong
Han Kim), Ergod. Th. & Dynam.
Sys. Vol
35, no. 2 (April 2015) 461-481. arxiv, online.

·
Farey map, Diophantine approximation and Bruhat-Tits
tree (with Dong Han Kim, Hitoshi Nakada, Rie Natsui),
Finite Fields Appl. Vol. 30 (November 2014) page 14-32,
arxiv,
online

·
Hyperbolic tessellation and
colorings of trees (with Dong
Han Kim), Abstract and applied analysis, vol. 2013, ID 706496 (2013) online

·
On Commensurizer
Growth (joint work with Nir
Avni and Eran Nevo),
Israel J. Math 188. (2012) 259-279 arxiv,
online

·
On the distribution of orbits of
geometrically finite hyperbolic groups on the boundary (with Hee Oh), Ergod. Th. & Dynam. Sys., Vol 32 (2011), 173-189. online,
arxiv

·
Counting overlattices
for polyhedral complexes (joint work with A. Thomas), Topology
Proceedings, Volume 36 (2010) page 229-247. pdf, online

·
Volume entropy for hyperbolic
buildings (joint work with F. Ledrappier),
Journal of Modern dynamics, Volume 4, No. 1 (2010) page 139-165. arxiv, online
(improved to include all regular buildings)

·
Covering theory for complexes of
groups (joint work with A.
Thomas), J. Pure Appl. Algebra 212 (2008) 1632-1663. arxiv

·
Minimal volume entropy for graphs,
Trans. Amer. Math. Soc. 360 (2008), 5089-5100. arxiv

·
A proof of a L1/2 ergodic theorem (joint work with F. Ledrappier),
preprint. pdf (2006)

·
Counting overlattices
in automorphism groups of trees, Geom. Dedicata, Vol. 118 (2006), no. 1, pp. 1-21. arxiv

·
Geometric Topology Fair, KAIST, Daejeon, Korea (July 5-8, 2016)

·
KWMS international conference,
KIAS, Seoul, Korea (July 1, 2016)

·
Geometry and topology seminar,
Jacobs Univ., Bremen, Germany (June 9, 2016)

·
Geometry seminar, Univ. Karlsruhe,
Karlsruhe, Germany (June 8, 2016)

·
Geometry and topology seminar,
Univ. Karlsruhe, Karlsruhe, Germany (June 7, 2016)

·
Ergodic
Geometry, a conference in honor of F. Ledrappier,
Paris, France (June 2, 2016)

·
Colloquium, Seoul National
University, Seoul, Korea (December 4, 2015)

·
Colloquium, Ajou
University, Suwon, Korea (December 3, 2015)

·
International Conference on
Boundaries and Ergodic Geometry, Univ. of Notre Dame,
Notre Dame, US (June 3, 2015)

·
Geometry, Topology and Dynamics
seminar, UIC, Chicago, US (April 23, 2015)

·
Open-ended seminar, Special
program in homogeneous dynamics, MSRI, Berkeley, US (April 21 , 2015)

·
Introductory Workshop: Geometric and
Arithmetic Aspects of Homogeneous Dynamics, MSRI, Berkeley, US (February 6, 2015)

·
Geometry and Topology seminar, UC
Davis, Davis, US (November 18, 2014)

·
Dynamical Systems Seminar, UT
Austin, Austin, US (November 12, 2014)

·
Group actions and Dynamics
seminar, Yale University, New Haven, USA (October 27, 2014)

·
Ahlfors-Bers
Colloquium, Yale University, New Haven, USA (October 24, 2004)

·
Felix Klein seminar, Univ. of
Notre Dame, USA (Oct. 16, 2014)

·
Dynamics seminar, Univ. of Chicago, Chicago, USA (Oct. 13, 2014)

·
Differential geometry seminar, UC
Berkeley, Berkeley, USA (Sept. 22, 2014)

·
Special session on dynamical
systems and ordinary differential equations, ICM, Seoul, Korea (August 18,
2014)

·
Geometry on groups and spaces, ICM
Satellite conference, Daejeon, Korea (July 11, 2014)

·
KIAS Abel Lecture (Open KIAS
Public Lecture), KIAS, Korea (June 20, 2014)

·
Groups
and Geometry in the South East, University of Warwick, UK (February 21,
2014)

·
Invited talk, Geometric Topology
Fair, Jeonju, Korea (August 12, 2013)

·
Invited talk, Measurable and
Topological dynamics session, PRIMA, Shanghai, China (June 25, 2013)

·
Colloquium, Physics Dept. of Seoul
University, Seoul, Korea (November 21, 2012)

·
Colloquium, Inha University,
Incheon, Korea (October 17, 2012)

·
Oberwolfach Arbeitsgemeinschaft,
MFO, Germany (October 12, 2012)

·
Colloquium, Ewha University,
Seoul, Korea (September 19, 2012)

·
Geometric Topology Fair, KAIST,
Daejun, Korea (August 13, 2012)

·
Intensive lecture series, POSTECH,
Korea (July 23-27, 2012)

·
International Conference on Group
Actions and its Applications to Geometry, Topology and Analysis, Kunming, China
(July 21, 2012)

·
9th KWMS International Conference,
Ewha University, Seoul, Korea (June 22, 2012)

·
POSTF workshop, Busan, South Korea
(May 19, 2012)

·
Special session on ergodic theory
& dynamical systems, KMS spring meeting, Seoul, South Korea (April 28,
2012)

·
Miniworkshop on geometry, KIAS,
Seoul, South Korea (December 15, 2011)

·
Mathematics Seminar, KIAS, Seoul,
South Korea (December 1, 2011)

·
Topology workshop, Jeonbuk
National University, Korea (August 23-24, 2011)

·
Invited talk, Geometric Topology
Fair, KAIST, Korea (August 9-10, 2011)

·
Invited talk, Topology session of
KMS spring meeting, Seoul, Korea (April 30, 2011)

·
Colloquium, Yonsei
University, Seoul, South Korea (Oct. 14, 2010)

·
Hyperbolic geometry and related
topics, KIAS, Seoul, South Korea (Sep. 15, 2010)

·
Vogtmannfest, CIRM, France (June 23,2010).

·
Colloquium, Ajou
University, Seoul, South Korea (May 14, 2010).

·
Colloquium, Sogang
University, Seoul, South Korea (May 7, 2010).

·
Colloquium, POSTECH, Pohang, South
Korea (April 2, 2010).

·
Colloquium, Sookmyung
Women's University, Seoul, South Korea (November 5, 2009).

·
Colloquium, Seoul National
University, Seoul, South Korea (October 6, 2009).

·
Examples of Groups, Ohio State
University, Columbus, OH (May 11-14, 2009).

·
Cornell Topology Festival, Ithaca,
NY (May 4, 2009).

·
Workshop in rigidity, part of
Cornell Topology Festival, Ithaca, NY (May 1, 2009).

·
Joint Mathematics meeting, AMS
Special Session on Group Actions on Homogeneous Spaces and Applications,
Washington, D.C. (January 5, 2009)

·
Colloquium, Korean Advanced
Institute of Science and Technology, Daejeon, South
Korea (December 10, 2008)

·
Dynamics of Group Actions Seminar,
Yale University (November 10, 2008)

·
Summer School on Quasiconformal analysis and boundaries of hyperbolic
groups, Bloomington, Indiana (August 14, 2008) (on the quasi-isometry rigidity result of Bourdon and Pajot,
lecture notes)

·
Geometry Seminar, University of
Athens, Athens, Greece (August 4, 2008)

·
Analysis and Geometry on Groups
Seminar, University Paris 7, Paris, France (July 23, 2008)

·
Geometry Seminar, ETH, Zurich,
Switzerland (July 9, 2008)

·
Minicourse on Graphs of Groups and Complexes of Groups, Univ. of
Neuchatel, Switzerland (June 2, 9, 16, 23, 2008)

·
Geometry and Dynamics Seminar, Ecole Normale Superieure
de Lyon, France (June 18, 2008)

·
Conference on Analysis, Geometry
and Dynamics on Groups, Neuchatel, Switzerland (June 13, 2008)

·
Conference on Discrete Groups and
Geometric Structures with Applications, Kortrijk, Belgium (May 29, 2008)

·
Dynamics Seminar, Northwestern
University (May 13, 2008)

·
AMS Spring Eastern Sectional
Meeting, Special Session on Geometric Topology, Courant Institute (Mar. 15-16,
2008)

·
Topology and Geometric Group
Theory Seminar, Cornell University (Feb. 26, 2008)

·
Geometry and Topology Seminar,
SUNY Buffalo (Feb. 22, 2008)

·
Geometry and Topology Seminar,
Binghamton University (February 21, 2008)

·
more

·
2018 CIMPA-NIMS Research School, Daejeon, Korea (tentatively organized by Felix Schlenk, Otto van Koert, Seonhee Lim and Urs Frauenfelder).

·
Geometric Topology Fair, Daejeon, Korea (July 5-9, 2016) (orgainized
by Sang-hyun Kim, Kihyung Ko, Sangjin Lee and Seonhee Lim)

·
Geometric Topology Fair, Gyeongju, Korea (August 9-13, 2015) (organized by Sang-hyun Kim, Kihyung Ko, Sangjin Lee and Seonhee Lim)

·
2015 CIMPA-NIMS
Research School, Daejeon,
Korea (May 25- June 3, 2015) (organized
by Ana Rechtman, Felix Schlenk,
Otto van Koert, Seonhee Lim
and Urs Frauenfelder).

·
Scientific committee of Young
Geometric Group Theory IV, Belgium, Jan 2015 (led by Michelle Bucher-Karlsson).

·
Geometry
on groups and spaces (Satellite conference of ICM), KAIST, Daejeon (August 7 – 12, 2014)
(organized by S. Choi, I. Kim, S. Kim, K. Ko, T. Koberda, S. Lim)

·
KIAS Summer School on Homogeneous
Dynamics, KIAS, Seoul (July 2-6, 2013) (organized by Emmanuel Breulliard,
Dmitry Kleinbock, Seonhee Lim and Hee Oh).

·
First Joint International
Meeting of the AMS and the Korean Mathematical Society, Seoul (December
16-20, 2009). A special session in geometric group theory and low-dimensional
topology (and Lie groups).

·
AIM Workshop: Volume
Entropy Rigidity, Zurich (June 2009).

·
AMS Western Section Meeting, Special Session
on Recent Progress in Geometric Group Theory, San Francisco (April 2009)
(Session associated to the invited address of K. Vogtmann).

·
List
of conferences in geometric group theory

·
List of
conferences in dynamical systems

·
cv