Presentations

Conferences/Workshops

• 27 July 2023, Calabi–Yau duality in Rabinowitz Floer theory, 2023 Pacific Rim Complex and Symplectic Geometry Conference, Siena Narada Grand Hotel, China

• 18 July 2023, Calabi–Yau structures on Rabinowitz Fukaya categories, Floer theory, categorical dynamics and related topics, Nagoya University, Japan

• 18 July 2023, Categorical entropy, (co-)t-structures and ST-triples, Floer theory, categorical dynamics and related topics, Nagoya University, Japan

• 8 December 2022, DW/DF, IBS-CGP & MATRIX Workshop on Symplectic Topology, MATRIX, Australia

• 29 October 2021, On a categorification of the Gromov–Yomdin theorem, The 2nd Workshop for Young Symplectic Geometers, Ramada Plaza Jeju, Korea

• 20 June 2021, Entropies in symplectic geometry, Workshop for Young Symplectic Geometers, Kyungpook National University, Korea

• 2 December 2019, Categorical systolic inequality for the Fukaya category of Milnor fiber of ADE singularity, RIMS & IBS-CGP Joint Symplectic Geometry Workshop, Kyoto University, Japan

• 21 March 2018, A freeness criterion for spherical twists, MSJ Spring Meeting, The University of Tokyo, Japan

• 25 January 2018, Freeness criterion for spherical twists, Contact Structures, Singularities, Differential Equations and Related Topics, Kanazawa University, Japan

• 23, 24 August 2016, Free subgroups of autoequivalence groups generated by spherical twists, Nagoya–Copenhagen Student Seminar, Nagoya University, Japan

• 3 March 2016, Ginzburg dg algebras in symplectic geometry, SNU/NU Student Research Workshop, Seoul National University, Korea

• 25 August 2015, A braid group action on the derived category of a Ginzburg dg algebra, NU/SNU/KAIST Student Research Workshop, Nagoya University, Japan

Seminars

• 24 May 2024, Free subgroups generated by Dehn twists and its categorification, QSMS Monthly Seminar, Seoul National University, Korea

• 7 May 2024, Introduction to triangulated persistence categories, Symplectic Topology Seminar, Seoul National University, Korea

• 17–19 October 2023, On triangulated persistence categories, Post-doc Lecture Series, IBS Center for Geometry and Physics, Korea

• 3 August 2023, Calabi–Yau structures on Rabinowitz Fukaya categories, CGP Seminar, IBS Center for Geometry and Physics, Korea

• 23 June 2022, Categorical entropy, (co-)t-structures and ST-triples, Longitudinal Algebra and Geometry Open Online Seminar, Online

• 31 May 2022, Categorical entropy, (co-)t-structures and ST-triples, Special Lecture, Yau Mathematical Sciences Center, China (Online)

• 4 April 2022, On Gromov–Yomdin type theorems and a categorical interpretation of holomorphicity, CGP Seminar, IBS Center for Geometry and Physics, Korea (Online)

• 30 November 2021, On Gromov–Yomdin type theorems and a categorical interpretation of holomorphicity, Mathematics Seminar, Korea Institute for Advanced Study, Korea (Online)

• 4 March 2021, Computation of categorical entropy via spherical functors, CGP Seminar, IBS Center for Geometry and Physics, Korea (Online)

• 14 September 2020, Systolic inequalities, Ginzburg dg algebras and Milnor fibers, Mathematics Seminar, Korea Institute for Advanced Study, Korea (Online)

• 22 January 2020, Cluster algebras, quiver representations and Caldero–Chapoton formula, Director's Seminar, IBS Center for Geometry and Physics, Korea

• 31 October 2019, Categorical systolic inequality for the Fukaya category of 4-dimensional Milnor fiber of ADE singularity, CGP Seminar, IBS Center for Geometry and Physics, Korea

• 17 June 2019, Entropy of symplectomorphisms via Lagrangian cobordisms, CGP Seminar, IBS Center for Geometry and Physics, Korea

• 11 March 2019, 2d TQFTs from Calabi–Yau varieties, Symplectic Monday, IBS Center for Geometry and Physics, Korea

• 30 November, 7 December 2018, Introduction to Lagrangian cobordisms, Symplectic Topology Seminar, Seoul National University, Korea

• 14 November 2018, Freeness criterion for spherical twists, Mathematics Seminar, Korea Institute for Advanced Study, Korea

• 18 April 2018, A freeness criterion for spherical twists, Representation Theory Seminar, Nagoya University, Japan

• 24 November 2017, A freeness criterion for spherical twists, Algebraic Geometry Seminar, Osaka University, Japan