Department of Mathematical Sciences

Seoul National University

- Heilbronn Number Theory Seminar, Univ. of Bristol, (May 12, 2021)
- Two lectures on "Homogeneous dynamics and Number theory", QSMS workshop, Seoul, Korea (Jan 25-26, 2021)

- Workshop on Topics at the Interface of Low Dimensional Group Actions and Geometric Structures, IMS, Singapore (Jan 11-15, 2021)
- Lecture series on Homogeneous dynamics and Number theory, KIAS, Seoul, Korea.
- Lecture 1. Diophantine properties of continued fractions and dynamics on the hyperbolic plane (Oct. 30, 2020)
- Lecture 2. Oppenheim conjecture, Littlewood conjecture, and dynamics on homogeneous spaces (Nov. 6, 2020)
- Lecture 3-4. Diophantine approximations and homogeneous dynamics (sequel of Lecture 1) (Nov. 13, 20, 2020)
- Lecture 5. Exceptional examples of Oppenheim type conjectures and Diophantine properties (sequel of Lecture 2)(Nov. 27, 2020)

- Colloquium, Yonsei University, Seoul, Korea (Dec 3, 2020)
- Colloquium, UNIST, Ulsan, Korea (Nov 26, 2020)
- Colloquium, KAIST, Daejeon, Korea (Nov 12, 2020)
- Mini-course on "Number theory and Dynamics", ICERM workshop, Providence, USA (June 22-26, 2020)
- KMS Young Mathematics Camp, NIMS, Daejun, Korea. (January 7-10, 2020)
- Colloquium, Ewha Womans university, Seoul, Korea (November 29,2019)
- Smooth and Homogeneous Dynamics, ICSTS, Bangalore, India (October 3, 2019)
- "Riemann hypothesis and dynamics of billiards", Science Camp of SNU College of Natural Sciences (public lecture), Seoul National University, Seoul, Korea (August 1, 2019)
- A3 Foresight Program workshop "Modeling and Simulation of Hierarchical and Heterogeneous Flow Systems with Applications to Materials Science Ⅵ" Sendai, Japan (July 28, 2019)
- Women in Geometry and Topology, IBS-CGP, Pohang, Korea (June 26, 2019)
- Inhomogeneous Diophantine approximation, Dynamics and number theory, Sydney, Australia (June 12-14, 2019)
- Dynamics of group actions, a conference in honor of Yves Benoit, Cetraro, Italy (May 27-31, 2019)
- "Entropy and weight vectors", KSIAM, Yonsei University, Korea (May 17-18, 2019)
- "Spectrum of non-flat triangular drum and the orbit of a billiard on it: around the work of Akshey Venkatesh", Colloquium, Korea University, Seoul, Korea (May 10, 2019)
- Two talks on "Brownian motion in negative curvature", Ergodic geometry, TIFR, Mumbai, India (March 25-29, 2019)
- "Brain networks : volume entropy and the weigths on vertices", Colloquium, Inha University, Incheon, Korea (March 14, 2019)
- "Hausdorff dimension of badly approximable vectors in inhomogeneous Diophantine approximation", Workshop on Ergodic theory and related fields , POSTECH, Pohang, Korea (February 21-22, 2019)
- Mathematical modeling in medial sciences: theory, computation, and challenges, ICONS, Yonsei University, Seoul, Korea (December 8, 2018)
- One-day Workshop on Dynamics, Geometry and Groups, Sungkyunkwan University, Suwon, Korea (December 5, 2018)
- Samsung Annual Forum, Seoul, Korea (October 26, 2018)
- KIAS Workshop, Yangyang, Korea (October 24, 2018)
- Arbeitsgemeinschaft on Rigidity of stationary measures, MFO, Oberwolfach, Germany (October 8, 2018)
- 2018 Joint Meeeting of the Korean Mathematical Society and the German Mathematical Society, Special session on Aperiodic Order and Dynamics, COEX, Seoul, Korea (October 5, 2018)
- Gauss Colloquium, IMDARC, Seoul, Korea (September 28, 2018)
- Public lecture on 2018 Fields medalists (A. Venkatesh) ,organized by Dong-a Math Magazine, CHAOS Foundation and KIAS, Seoul Blue Square, Seoul, Korea (September 7, 2018)
- Conference on Geometric and Asymptotic Group Theory with Applications, KIAS, Seoul, Korea (July 15-20, 2018)
- Workshop on Thermodynamic formalism in dynamical systems, ICMS, Edinburgh, UK (June 18-22, 2018)
- Data Science Forum, Ajou University, Suwon, Korea (May 25, 2018).
- Lecture series on homogeneous dynamics, 2018 Houston Summer School on Dynamical Systems, Houston, USA (May 16-21, 2018)
- Special talk, Seoul Women's University, Korea (April 3, 2018)
- Colloquium, Sungkyunkwan University, Korea (March 22, 2018)
- Colloquium, Tata Institute, India (February 22, 2018)
- CNS Public lecture, 자연대 공개강연, Seoul National University, Korea (February 10, 2018)
- Workshop on "Diophantine Approximation and Dynamical Systems", La Trobe Univ., Melbourne, Australia (January 6-8, 2018)
- Number theory seminar, Shanghai center for mathematics, Shanghai, China (December 22, 2017)
- Special session in dynamics, 2nd PPICTA, Busan, Korea (November 13, 2017)
- CMC 정오의 수학산책, KAIST, Korea (October 13, 2017)
- KIAS research station, Incheon, Korea (June 20, 2017)
- Workshop on Number Theory and Homogeneous dynamics, Jeju, Korea (June 17, 2017)
- Workshop on homogeneous dynamics and its applications to number theory, Seoul, Korea (May 18, 2017)
- Geometric Topology Fair, KAIST, Daejeon, Korea (May 11-12, 2017)
- Workshop on Ergodic Theory & Dynamical Systems, NUS, Singapore (February 14-16, 2017)
- Geometry and topology seminar, Jacobs Univ., Bremen, Germany (February 2, 2017)
- SNU Topology winter school (2 lectures on homogeneous dynamics and number theory), Wonju, Korea (December 14-15, 2016)
- Probability seminar, KAIST, Daejeon, Korea (December 2, 2016)
- IBS-CGP Mathematics Festival (Lecture series on Random walks and spectral gaps on graphs), POSTECH, Pohang, Korea (July 18-22, 2016)
- Geometric Topology Fair, KAIST, Daejeon, Korea (July 5-8, 2016)
- KWMS international conference, KIAS, Seoul, Korea (July 1, 2016)
- Dynamics 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, USA (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, USA (November 18, 2014)
- Dynamical Systems Seminar, UT Austin, Austin, USA (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, 2014)
- 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)

- Arithmetic, geometry, and modular forms: a conference in honour of Bill Duke, ETH Zurich, 17-21 June 2019.