Talks at International Conferences and Seminars

Plenary and Invited Talks

1. 2022 Sept. 12--16 UK-Japan Winter School Event: "Geometry, Stochastics and Dynamics"
   Title: Topological flow data analysis - theory and recent applications, Imperial College London, UK (hybrid) (Sept 13), invited speaker
2. 2022 June 6--Jume 8, The 1st International Symposium on Aihara Moonshot Project
   Title: Topological Flow Data Analysis for Bllod Flows Insider a Heart, Virtual Online, Tokyo (June 6), invited speaker
3. 2020 Jan 20--Jan 24, Workshop on "Mathematical Aspects of Geophysical Flows
   Title: "Vortex Dynamics on Sphere - a survey"
   Research Center Erwin Schrodinter International Institute for Mathematics and Physics (ESI), Univ. Vienna, Austria, invited speaker.
   
4. 2019 Oct 28--Nov 1, Complex analysis in mathematical physics and applications
   Title: Vortex dynamics on the surface of a torus
   Isaac Newton Institute, Cambridge, UK, invited speaker.
   
5. 2019 Apr. 15--19, Workshop on Scientific Computing Across Scales: Extreme Events and Criticality in Fluid Mechanics
   Title: Mathematical models of cascading phenomena in turbulence
   The Fields Institute, Toronto, Canada, invited speaker.
   
6. 2019 Jan. 7--11, Workshop on Applied Topology (WAT2019)
   Title: Classification of 2D Hamiltonian vector fields and topological flow data analysis : theory, computation and applications
   Kyoto Univ., Kyoto, Japan, plenary speaker.
   
7. 2018. Dec. 26, Mathematics of Fluid Motion II: Theory and Computation
   Title: "Control of vortex dominated flows through vortex dynamics"
   KIAS, Seoul, Korea, invited speaker, Dec. 26-28.
8. 2018 Nov. 24, Taiwan-Japan Joint Workshop on Numerical Analysis and Scientific Computation
   Title: "Control of vortex dominated flows through vortex dynamics"
   NCTS, Nat. Taiwan University, Taipei, plenary speaker, Nov. 24--26.
9. 2017 July, Expert Exchange on Micro-Pressure Waves
   Title:"Mathematical research on Micro-Pressure Waves"
   Technical Research Institute (RTRI), July 18, invited speaker .
10. 2016 June, The 11th East Asia SIAM Conference
    Title: "Dissipative vortex collapse and time's arrow"
    University of Macau, Macau, China, June 20--22, invited speaker.
11. 2016 Mar., A3 Mini-workshop on Soft Matter
    Title: "Mathematical modeling and topological characterizations for 2D incompressible flows across the Reynolds number"
    Beihang University, Beijing, China, Mar. 23--25, invited speaker.
12. 2016 Feb.24, Kyoto University Winter School 2016 "From Materials to Life: Multidisciplinary Challenges"
    Title: "Across Reynolds numbers: mathematical modeling and topological pattern characterization for 2D incompressible flows"
    Kyoto University, Kyoto, Japan, Feb. 14--26, invited lecturer.
13. 2016 Jan 25, Advanced Computing and Theoretical Fluid Mechanics
    Title: "Mathematical models of anomalous enstrophy dissipation and enstrophy cascade in 2D turbulence"
    The Fields Institute, Tronto, Canada, Jan. 25--29, invited speaker.
14. 2015 Nov 27, Second Joint Workshop of A3 Foresight Program
    Title: "Mathematical modeling of incompressible flows; Recent developments in applied and computational complex analysis"
    Xiamen, China, Nov. 26--29, invited speaker.
15. 2014 Nov, The 8th CREST-SBM International Conference: International Conference on Mathematical Fluid Dynamics, Present and Future
    Title: "On point vortex-alpha system and vortex collapse with enstrophy dissipation",
    Tokyo, Japan, Nov. 11-14, invited speaker
16. 2014 Sep. The 6th Euro-Japanese Workshop on Blow-up,
    Title: "Anomalous enstrophy dissipation and 2D vortex collapse",
    Tokyo, Japan, Sep. 1--5, invited speaker
17. 2014 Mar. 5, 2014 Japan-Taiwan Joint Workshop on Numerical Analysis and Scientific Computation,
    Title: "Mathematical and Computational Theory for Inviscid and Incompresible Flows in Multiply Connected Domains",
    Kyoto, Japan, April 5--6, invited speaker
18. 2014 Mar. 5, The 2nd International Conference on Mathematical Theory of Turbulence via Harmonic Analysis and Computational Fluid Dynamics,
    Title: "Anomalous enstrophy dissipation via triple collapse of 2D point vortices",
    Nara, Japan, Mar. 3--5, invited speaker
19. 2013 Sep., 2013 Northeastern Asian Symposium on Methods and Modeling for High Performance Scientific Computing,
    Title: "Mathematical and numerical studies of vortex-boundary interactions -- theory and applications",
    Chengdu, China, Sep. 23-24, invited speaker
20. 2012 Sep.11, International Innovation Workshop on Off Shore Tsunami Energy Dissipation and Peak Height Alleviation,
    Title: "Towards a mathematical study of offshore tsunami dynamics with vortex-boundary interactions",
    Tohoku Univ., Sendai, Japan, Sep. 10-12, Plenary speaker
21. 2012 Aug. , 4th China-Japan-Korea Conference on Numerical Mathematics,
    Title: "Point Vortex Dynamics in Multiply Connected Domains -- Theory and Applications",
    Ohtsu, Japan, Aug. 25-28, Invited speaker
22. 2011 Dec. 13, NIMS Hot Topic Workshop on Fluid Dynamics: Vortex Dynamics, Biofluids and Related Fields,
    Title: "Force-enhancing vortex equilibria for two plates in uniform flow",
    NIMS, Daejong, South Korea, Dec. 12-14, Invited speaker
23. 2011 Dec. 7, Emerging Topics on Differential Equations and their Applications -- Sino-Japan Conference of Young Mathematicians,
    Title: "Enstrophy dissipation in Euler-alpha point vortices via triple collapse",
    Nankai University, Tianjin, China, Dec. 5-9, Invited speaker
24. 2011 Sept. 24, International conference on fluid and gas dynamics,
    Title: "Point vortex dynamics in multiply connected domains and its applications",
    Zhejiang Normal University, Jinhua, China, Sept. 23-27, Invited speaker
25. 2009 Nov. 12-14 JST 日米先端工学シンポジウム(JAFoE)招待討議者
26. 2008 June 24-26, Analytical and Computational Fluid Dynamics (vortex flows, biological systems and related topics),
    Chung-Ang University, Seoul, Korea, Invited speaker
27. 2007 Feb. 2-4, Taiwan-Japan Joint Workshop on Inverse Problem ,
    Title: "Topological structure of periodic orbits in the integrable four-vortex motion on sphere",
    Academia Sincia, Taipei, Invited speaker

List of all talks

• 2023
  • March 13--March 15, Analysis of fluid dynamical PDEs
    Title: Generalized Constantin-Lax-Majda equation under a random forcing as a one-dimensional model of turbulence, RIMS, Kyoto (Mar. 15)
• 2022
  • June 6--Jume 8, The 1st International Symposium on Aihara Moonshot Project
    Title: Topological Flow Data Analysis for Bllod Flows Insider a Heart, Virtual Online, Tokyo (June 6)
  • Sept. 12--16 UK-Japan Winter School Event: "Geometry, Stochastics and Dynamics"
    Title: Topological flow data analysis - theory and recent applications, Imperial College London, UK (hybrid) (Sept 13)
• 2021
  • 2021 Dec 13, Forschungsseminar at Techinsche Universitat Dresden
    Title: Exact solution to a Lioville equation on a curved torus and quantized point vortex equilibria, Virtual Online, Dresden
• 2020
  • 2020 Nov 22--Nov 25, Americal Physical Society 73rd Annual DFD Meeting 2020 (APS-DFD2020)
    Title: Topological flow data analysis (TFDA) For identification of atmospheric bblockings, Virtual Online, Chicago.
  • 2020 Sep 28--Oct 1, Space-time topology behind formation of micro-macro magneto-vortical structure manifested by Nambu mechanics
    Title: Vortex dynamics on the surface of a torus, OCAMI, Osaka-City Univ. Osaka, Japan. structure manifested by Nambu mechanics
  • 2020 Jan 20--Jan 24, Workshop on "Mathematical Aspects of Geophysical Flows
    Title: "Vortex Dynamics on Sphere - a survey", Research Center Erwin Schrodinter International Institute for Mathematics and Physics (ESI), Univ. Vienna, Austria, invited speaker.
    
• 2019
  • 2019 Nov 29, Analysis Seminar
    Title: Vortex dynamics on the surface of a torus", the University of Reading, Reading, UK
  • 2019 Nov 26, American Physical Society 72nd Annual DFD Meeting 2019 (APS-DFD2019)
    Title: "Topological Flow Data Analysis Part 1- Theory and Applications", Washington Convention Center, Seattle, USA
  • 2019 Nov 5, Applied and Interdisciplinary Mathematics Seminar
    Title: "Topological Flow Data Analysis - Theory and Applications", Univ. of Bath, Bath, UK
  • 2019 Nov 1, Complex analysis in mathematical physics and applications
    Title: "Vortex dynamics on the surface of a torus", Isaac Newton Institute, Cambridge, UK
  • 2019 Oct 23, Applied Math Seminar at the Univ. of Sheffield
    Title: "Topological Flow Data Analysis - Theory and Applications", Univ. Sheffiled, Sheffield, UK
  • 2019 July 17, International Congress of Industrial and Applied Mathematics (ICIAM2019)
    Mini-symposium "Control and Estimation Problems in Fluid Mechanics and Fields"
    Title: "Linear feedback stabilization of point vortex equilibria near a Kasper Wing", Valencia, Spain
  • 2019 July 17, International Congress of Industrial and Applied Mathematics (ICIAM2019)
    Mini-symposium "Geometry and topology in mass and fluid dynamics"
    Title: "Vortex dynamics on the surface of a torus", Valencia, Spain
  • 2019 July 11, SIAM Conference on Applied Algebraic Geometry, Minisymposium "From algebraic geometry t geometric topology: crossroads on applications"
    Title: "Classification of Streamline Topologies for Hamiltonian vector fields and its applications to Topological Flow Data Analysis", Univ. of Bern, Bern, Switzerland.
  • 2019 April 15--19, Workshop on Scientific Computing Across Scales: Extreme Events and Criticality in Fluid Mechanics
    Title: "Mathematical models of cascading phenomena in turbulence", The Fields Institute in Toronto, Canada invited speaker.
  • 2019 Feb. 8, Applied Interdisciplinary Mathematics (AIM) Seminar
    Title: "Vortex dynamics on the surface of a torus", Univ. of Michigan, Ann Arbor, US.
  • 2019 Jan. 8, Jan 11, Workshop on Applied Topology (WAT2019)
    Title: "Classification of 2D Hamiltonian vector fields and topological flow data analysis : theory, computation and applications", Kyoto Univ., Kyoto, Japan, plenary speaker.
• 2018
  • 2018 Sep. 3, Applied Math Seminar
    Title: "One-dimensional Hydrodynamic model for turbulence with cascade and singular solutions", The Univ of Manchester, Manchester, UK.
  • 2018 Nov. 23, Seminar on Applied Mathematics
    Title: "One-dimensional Hydrodynamic PDE model for a cascading turbulent phenomenon", Inst. of Math. Academia Sinica, NCTS, Taiwan.
  • 2018 Nov. 24, Taiwan-Japan Joint Workshop on Numerical Analysis and Scientific Computation
    Title: "Control of vortex dominated flows through vortex dynamics"
    NCTS, Nat. Taiwan University, Taipei.
  • 2018. Dec. 26, Mathematics of Fluid Motion II: Theory and Computation
    Title: "Control of vortex dominated flows through vortex dynamics", KIAS, Seoul, Korea.
• 2017
  • 2017 Feb. 9, ANZIAM 2017 Annual Meeting
    Title: "Point vortex dynamics on a toroidal surface", Hahndorff, Australia, Feb. 5--9.
  • 2017 Feb. 10,QUT SMS Seminar
    Title: "Turbulence and topology: recent explorations in mathematical fluid mechanics", Queensland University of Technology, Brisbane, Australia.
  • 2017 Mar. 13, The 3rd ACCA-UK/JP workshop
    Title: "Point vortex dynamics on a toroidal surface", Imperial College London, London, United Kingdom.
  • 2017 Mar. 16, Seminar at Technical University Dresden
    Title: "Point vortex dynamics on the surface of a torus", Technical University Dresden, Dresden, Germany.
  • 2017 June. 25, Seminar at School of Mathematical Science, Peking University
    Title: "Recent topics in mathematical fluid mechanics from turbulence model to topological fluid dynamics", Peking University, Beijing, China.
  • 2017 July 18, Expert Exchange on Micro-Pressure Waves
    Title:"Mathematical research on Micro-Pressure Waves",Technical Research Institute (RTRI), July 18, invited speaker.
  • 2017 Aug 25, Seminar at Hong Kong University of Science and Technology
    Title: "One-dimensional hydrodynamics model for turbulence with cascades and singular solutions", HKUST, Hong Kong, China, Aug. 25.
  • 2017 Oct 13-15, A3 foresight program
    Title: "Stability of barotropic vortex strip on a rotating sphere", Quingtao, China, Oct 13-15.
  • 2017 Nov 1-3, The 14th International Conference on Flow Dynamics
    Title: "One-dimensional Hydrodynamic PDE Model for Turbulence with Cascade and Singular Solutions", Sendai International Center, Sendai, Japan, Nov. 1-3
  • 2017 Nov 19-22, The 70th Annual Meeting of the American Physical Society Division of Fluid Dynamics
    Title: "One-dimensional hydrodynamic equation generating turbulent scaling laws and self-similar singular solutions", Denver, USA, Nov. 19-22.
  • 2017 Nov 19-22, The 70th Annual Meeting of the American Physical Society Division of Fluid Dynamics
    Title: "Point vortex dynamics on a toroidal surface", Denver, USA, Nov. 19-22.
  2016
  • 2016 Jan. 17, Naruto Workshop on Vortex Dynamics
    Title: "Hydrodynamic one dimensional model for enstrophy-cascade turbulence", Hotel Ad-In Naruto, Naruto, Japan, Jan. 15--17.
  • 2016 Jan. 25, Advanced Computing and Theoretical Fluid Mechanics
    Title: "Mathematical models of anomalous enstrophy dissipation and enstrophy cascade in 2D turbulence", The Fields Institute, Tronto, Canada, Jan. 25--29, invited speaker.
  • 2016 Feb. 12, Colloquium of Mathematics at McMaster Univ.
    Title: "Towards a mathematical theory of turbulence: a survey and a model study", McMaster University, Hamilton, Canada.
  • 2016 Feb. 24, Kyoto University Winter School 2016 "From Materials to Life: Multidisciplinary Challenges"
    Title: "Across Reynolds numbers: mathematical modeling and topological pattern characterization for 2D incompressible flows", Kyoto University, Kyoto, Japan, Feb. 14--26.
  • 2016 Mar. 16, Applied Mathematics Seminar at Stanford Univ.
    Title: "Dissipative weak solutions and vortex dynamics: a survey and model study", Stanford University, Palo Alto, USA.
  • 2016 Mar. , A3 Mini-workshop on Soft Matter
    Title: "Mathematical modeling and topological characterizations for 2D incompressible flows across the Reynolds number", Beihang University, Beijing, China, Mar. 23--25.
  • 2016 June, The 11th East Asia SIAM Conference
    Title: "Dissipative vortex collapse and time's arrow", University of Macau, Macau, China, June 20--22, invited speaker.
  • 2016 July, AIMS Conference, Mini-Symposium "Vortex Dynamics and Geometry: Analysis, Computations and Applications"
    Title: "Words and Trees: Symbolic Classifications of Streamline Topologies for 2D Incompressible Vortex Flows", Hyatt Regency Orland, Orlando, USA, July 1--5.
  • 2016 August 26, Seminars at Nonlinear PDE Center, Chung-Ang Univ. Title: "One dimensional hydrodynamic model generating turbulent cascade", Chung-Ang University, Korea.
• 2015
  • 2015 Jan. 15, Modern Applications of Complex Variables: Modeling, Theory and Computations
    Title: "Entrapment of force enhancing vortex equilibria in the vicinity of a Kasper Wing", Banff International Research Station, Banff, Canada Jan. 12--16.
  • 2015 Aug. 10, International Congress of Industrial and Applied Mathematics 2015 (ICIAM2015)
    Minisimposium: Extreme Behavior in Flow Models: Analysis and Computations
    Title: "On the generalized non-viscous/viscous DeGregorio equation - singular solutions and statistical properties", Beijing, China, Aug.10-15.
  • 2015 Nov. 24, American Physical Society 68th Annual DFD Meeting (APS-DFD2015)
    Title: "Classification and transitions of streamline topologies of structurally stable incompressible flows", Boston, USA, Nov.22-24
  • 2015 Nov. 27, Second Joint Workshop of A3 Foresight Program
    Title: "Mathematical modeling of incompressible flows; Recent developments in applied and computational complex analysis", Xiamen, China, Nov. 26-29
• 2014
  • 2014 Jan. 21, East Asian Core Doctoral Forum on Mathematics, The First Meeting
    Title: "Mathematical theory of potential flows in multiply connected domains", Kyoto, Japan, Jan. 21--24.
  • 2014 Mar. 5, The 2nd International Conference on Mathematical Theory of Turbulence via Harmonic Analysis and Computational Fluid Dynamics
    Title: "Anomalous enstrophy dissipation via triple collapse of 2D point vortices", Nara, Japan, Mar. 3--5, invited speaker
  • 2014 Mar. 12, Fundamental Aspect of Geophysical Turbulence
    Title: "Dissipative weak solutions to Euler's equations and vortex collapse", Nagoya, Japan, Mar. 10--12.
  • 2014 Apr. 5, 2014 Japan-Taiwan Joint Workshop on Numerical Analysis and Scientific Computation
    Title: "Mathematical and Computational Theory for Inviscid and Incompresible Flows in Multiply Connected Domains", Kyoto, Japan, April 5--6.
  • 2014 Jul. 10, 2014 SIAM Annual Meeting, Minisymposium on Application to topological ideas for understanding complex dynamics
    Title: "Word representations of structurally stable Hamiltonian flows in multiply connected domains and its applications", Chicago, USA, July 7--11.
  • 2014 Sep. 1, The 6th Euro-Japanese Workshop on Blow-up
    Title: "Anomalous enstrophy dissipation and 2D vortex collapse", Tokyo, Japan, Sep. 1--5.
  • 2014 Nov 13, The 8th CREST-SBM International Conference: International Conference on Mathematical Fluid Dynamics, Present and Future
    Title: "On point vortex-$\alpha$ system and vortex collapse with enstrophy dissipation", Tokyo, Japan, Nov. 11-14.
  • 2014 Nov, 21, 1st joint conference of A3 foresight program, Mathematics of Fluid Dynamics and Material Science
    Title: "Topics in mathematical and theoretical fluid dynamics", Jeju, Korea, Nov. 21-13.
• 2013
  • 2013 Mar. 11 IUTAM Symposium on Vortex Dynamics: formation, structure and function
    Title: "Streamline topologies for structurally stable vortex flows in multiply connected domains and their word representations", Fukuoka, Japan, Mar. 10-14.
  • 2013 July 1 Pacific RIM Conference on Mathematics 2013 (The 5th CREST-SBM)
    Title: "Encoding of streamline topologies for incompressible vortex flows in 2D multiply connected domains", Sapporo, Japan, July. 1-2.
  • 2013 Sep., 2013 Northeastern Asian Symposium on Methods and Modeling for High Performance Scientific Computing
    Title: "Mathematical and numerical studies of vortex-boundary interactions -- theory and applications", Chengdu, China, Sep. 23-25.
• 2012
  • 2012 Aug. The 23rd International Congress of Theoretical and Applied Mechanics
    Title: "Singular limit evolutions of Euler-alpha point vortices", Beijing, China, Aug. 19-24. (Cancelled)
  • 2012 Aug. 4th China-Japan-Korea Conference on Numerical Mathematics
    Title: "Point Vortex Dynamics in Multiply Connected Domains -- Theory and Applications", Ohtsu, Japan, Aug. 25-28.
  • 2012 Sep. 11 International Innovation Workshop on Off Shore Tsunami Energy Dissipation and Peak Height Alleviation
    Title: "Towards a mathematical study of offshore tsunami dynamics with vortex-boundary interactions", Tohoku Univ., Sendai, Japan, Sept. 10-12.
  • 2012 Sep. 20 Ninth International Conference on Flow Dynamics
    Title: "Classification of Streamline Topologies for Structurally Stable Vortex Flows in Multiply Connected Domains", Sendai, Japan, Sep. 19-21.
• 2011
  • Far From Equilibrium Dynamics (FFED11)
    Title: "Point vortex dynamics in multiply connected domains", Kyoto University, Kyoto, Japan, Jan. 7th.
  • The 7th East Asia SIAM Conference (EASIAM2011)
    Title: "Point vortex equilibria enhancing forces over two parallel plates", Waseda University, Kita-Kyushu, June 29th
  • International conference on fluid and gas dynamics
    Title: "Point vortex dynamics in multiply connected domains and its applications", Zhejiang Normal University, Jinhua, China, Sept. 23-27.
  • Emerging Topics on Differential Equations and their Applications -- Sino-Japan Conference of Young Mathematicians
    Title: "Enstrophy dissipation in Euler-alpha point vortices via triple collapse", Nankai University, Tianjin, China, Dec. 5-9.
  • NIMS Hot Topic Workshop on Fluid Dynamics: Vortex Dynamics, Biofluids and Related Fields
    Title: "Force-enhancing vortex equilibria for two plates in uniform flow", NIMS, Daejong, South Korea, Dec. 12-14.
• 2008
  • Analytical and Computational Fluid Dynamics (vortex flows, biological systems and related topics)
    Chung-Ang University, Seoul, Korea, June 24-26th.
  • IUTAM Symposium: 150 Years of Vortex Dynamics
    Technical University of Denmark, Copenhagen, Denmark, Oct. 12-16th.
• 2007
  • Taiwan-Japan Joint Workshop on Inverse Problem ,
    Title: "Topological structure of periodic orbits in the integrable four-vortex motion on sphere"
    Academia Sinica, Taipei, Feb. 2-4th.
  • SIAM Conference on Applications of Dynamical Systems (SIAM DS07)
    Title: "Motion of N-Vortex Points in Ring Formation on a Rotating Sphere"
    Salt Lake City, Utah, USA, May 27-June 1st.
  • Euler Equations: 250 Years On (EE250)
    Title: "Chaotic motion of ring configuration of N-vortex points on sphere."
    Aussois, France, June 18-23rd.
  • International Conference on Industrial and Applied Mathematics (ICIAM07)
    Title: "Motion of integrable four-vortex points on sphere with zero moment of vorticity"
    Zurich, Switzerland, July 16-20th.
  • Solution of Partial Differential Equations on the Sphere
    Title: "A fast tree-code algorithm for point-vortex interactions on a sphere"
    Exeter, United Kingdom, Sep. 24-27th.
  • The 3rd East Asia SIAM Conference
    Title: "A chaotic motion in the N-vortex problem on sphere - Hamiltonian systems with saddle-center equilibria"
    Xiamen, China, Nov. 1-5th.
• 2006
  • Kyoto Conference on the Navier-Stokes equations and their Applications,
    Title: "Invariant dynamical systems embedded in the N-vortex problem on a sphere with pole vortices"
    Kyoto Univ., Kyoto , Japan, Jan. 6-10th.
  • Dynamics, Topology and Computations , Bedlewo, Poland, June 4-10, 2006.
• 2005
  • The 5th East Asia Symposium on PDE
    Title "Long time evolution of vortex sheet on sphere with a background flow"
    Osaka Japan, Jan. 31- Feb 3.
  • SIAM Conference on Applications of Dynamical Systems (SIAM DS05)
    Title " Motion of unstable N-ring vortex points on a sphere with a background flow"
    Title " Efficient topological chaos embedded in the blinking vortex system"
    Snowbird, Utah USA, May 22-26th.
  • The 2005 APS Division of Fluid Dynamics 58th Annual Meeting (DFD05),
    Title "Motion of unstable polygonal ring of vortex points on sphere"
    Chicago, Illinois USA, Nov. 20-22nd.
• 2004
  • US-Japan Workshop on Dynamics and Computation
    Title "Transition of global behavior of polygonal ring of identical vortex points on sphere with pole vortices.",
    Shonan International Village Japan, Mar. 8-12.
    
  • The 2004 Workshop on the Solution of Partial Differential Equations on the Sphere
    Title "Motion of a vortex sheet on a sphere with a background global flow",
    Miyoshi Memorial Auditorium, Yokohama institute of Earth Sciences Japan, July 20-23rd.
    
  • The 7th Japan-China Joint Seminar on Numerical Mathematics
    Title "Long Time Evolution of a Vortex Sheet on a Sphere with pole vortices",
    Zhangjiajie National Forest Park, Hunan Province China, August 16-20th.
    
  • International Union of Theoretical and Applied Mechanics (IUTAM2004),
    "Elementary Vortices and Coherent Structures--Significance of Turbulent Dynamics"
    Title "Motion of Unstable Polygonal Ring of Vortex Points on Sphere with Pole Vortices",
    Kyoto Japan, October 25-28th.
    
• 2003
  • International Conference on Industrial and Applied Mathematics (ICIAM2003)
    Title "Blow-up solutions of the Constantin-Lax-Majda equation with a generalized viscosity term",
    Sydney Australia, Jul. 7-11.
    
• 2002
  • The 6th Japan-China Joint Seminar on Numerical Mathematics
    Title "Singularity formation along vortex line in an axisymmetric, swirling vortex sheet ",
    Tsukuba University Japan, Aug. 5-9.
    
• 2001
  • 2nd International Conference on Vortex Method. (ICVM01)
    Title "A motion of two-dimensional vortex sheet and a model spiral"
    Istanbul Tech. University Turkey, Sep. 26-28th.
    
• 1999
  • International Conference on Industrial and Applied Mathematics. ICIAM99
    Title "Numerical computations of a three-dimensional vortex sheet with a swirl flow"
    Edinburgh University Scotland, July 5-10th.
    
  • 12nd International Conference on Domain Decomposition Method. (DDM12)
    Title "Numerical computations of two-dimensional vortex sheet on beta plane."
    Chiba University Japan, Oct. 25-29th.
    
  • 1st International Conference on Vortex Method. (Vortex method 99)
    Title "Numerical computations of a three-dimensional vortex sheet with a swirl flow"
    Kobe University Japan, Nov. 4-6th.