Talks

2023

  1. March 24, 2023: Jun-Muk Hwang (황준묵), NCTS workshop Higher Dimensional Algebraic Geometry, National Taiwan University, Taipei, Taiwan.
    • Formal principle with convergence for rational curves of Goursat type
  2. March 5, 2023: Jun-Muk Hwang (황준묵), Colloquium, National University of Singapore, Singapore.
    • Formal principle for rational curves

2022

  1. December 15, 2022: Feng Shao, Algebraic Geometry Seminar, East China Normal University, Shanghai, on-line, China.
    • The bigness of tangent bundles of del Pezzo manifolds
  2. December 15, 2022: Guolei Zhong, Algebraic Geometry Seminar, East China Normal University, Shanghai, on-line, China.
    • Finite morphisms onto Fano manifolds with large Fano index
  3. December 8, 2022: Paul-Andi Nagy, Math Seminar, KIAS, Seoul, Korea.
    • Eigenvalue estimates for 3-Sasaki structures
  4. December 3, 2022: Yongnam Lee (이용남), Conference on Algebraic Geometry and Related Topics, Retirement & 60th (December 1-3), Busan, Korea.
    • Algebraic surfaces and their moduli spaces
  5. November 17, 2022: Paul-Andi Nagy, Colloquim talk, Sungkyunkwan University, Suwon, Korea.
    • The G2 geometry of 3-Sasaki structures
  6. October 27, 2022: Yongnam Lee (이용남), Colloquium, Yonsei University, Seoul, Korea.
    • Algebraic surfaces and their moduli spaces
  7. October 24, 2022: Jun-Muk Hwang (황준묵), Simons Foundation Conference "MMP and Moduli" (October 24-28), New York City, U.S.A..
    • Natural distributions on the spaces of lines covering smooth hypersurfaces
  8. October 20, 2022: Jun-Muk Hwang (황준묵), CIRM workshop "Complex Geometry, Dynamical Systems and Foliaton Theory" (October 17-21), Luminy, France.
    • Formal principle for rational curves in complex threefolds
  9. October 19, 2022: Paul-Andi Nagy, 2022 Global KMS International Conference (Special session "Geometric structures on manifolds") (October 18-21), Seoul, Korea.
    • Eigenvalue estimates for 3-Sasaki structures
  10. October 9, 2022: Yongnam Lee (이용남), Workshop on Algebraic Geometry and related topics in Jinju, Jinju, Korea.
    • Lagrangian fibration structure on the cotangent bundle of a del Pezzo surface of degree 4
  11. September 23, 2022: Jaehyun Hong (홍재현), GRIEG seminar, , .
    • Characterization of smooth horospherical varieties of Picard number one – Part II
  12. September 21, 2022: Yongnam Lee (이용남), Complex Algebraic Geometry and related topics (in honor of Fabrizio Catanese on the occasion of his 70th birthday) (September 19-23), Gargnano (Brescia), Italy.
    • Lagrangian fibration structure on the cotangent bundle of a del Pezzo surface of degree 4
  13. September 9, 2022: Jaehyun Hong (홍재현), GRIEG seminar, , .
    • Characterization of smooth horospherical varieties of Picard number one – Part I
  14. September 8, 2022: Jun-Muk Hwang (황준묵), MFO workshop "Complex Geometry and Dynamical System" (September 4-9), Oberwolfach, Germany.
    • Contact lines and higher-dimensional generalizations of (2,3,5)-distributions
  15. August 22, 2022: Yongnam Lee (이용남), Workshop on Algebraic Geometry and related topics in Yeonggwang, Yeonggwang, Korea.
    • Lagrangian fibration structure on the cotangent bundle of a del Pezzo surface of degree 4
  16. August 4, 2022: Lucas Kaufmann, Pacific Rim Complex and Symplectic Geometry Conference (August 1-5), Kyoto, Japan.
    • Residue currents for holomorphic foliations
  17. August 3, 2022: Dongseon Hwang (황동선), Workshop on Algebraic Geometry in Muju (August 1-4), Muju, Korea.
    • On the number of singular points on projective surfaces
  18. August 3, 2022: Yewon Jeong (정예원), Workshop on Algebraic Geometry in Muju (August 1-4), Muju, Korea.
    • Several dual defective cubic hypersurfaces
  19. August 1, 2022: Hosung Kim (김호성), Workshop on Algebraic Geometry in Muju (August 1-4), Muju, Korea.
    • Application of the projective geometry of VMRT
  20. August 1, 2022: Yonghwa Cho (조용화), Workshop on Algebraic Geometry in Muju (August 1-4), Muju, Korea.
    • Even sets of nodes and contact of surfaces
  21. July 21, 2022: Dongseon Hwang (황동선), 2022 Damyang Algebraic Geometry-Topology Summer School (July 18-21), Damyang, Korea.
    • A guide to normal complex surface singularities 4 (Intensive lecture series)
  22. July 21, 2022: Jihun Yum (염지훈), The POSTECH Conference on Complex Analytic Geometry (The KSCV Symposium 14) (July 18-22), POSTECH, Pohang, Korea.
    • Limit of Bergman kernels on a tower of coverings of compact Kahler manifolds
  23. July 20, 2022: Sungmin Yoo (유성민), The POSTECH Conference on Complex Analytic Geometry (The KSCV Symposium 14) (July 18-22), POSTECH, Pohang, Korea.
    • Invariant weighted Bergman metrics on bounded domains
  24. July 20, 2022: Dongseon Hwang (황동선), 2022 Damyang Algebraic Geometry-Topology Summer School (July 18-21), Damyang, Korea.
    • A guide to normal complex surface singularities 3 (Intensive lecture series)
  25. July 20, 2022: Seungjae Lee (이승재), The POSTECH Conference on Complex Analytic geometry (The KSCV Symposium 14) (July 18-22), POSTECH, Pohang, Korea.
    • Symmetric differentials and its L2 jet extension on some compact complex manifolds
  26. July 20, 2022: Hoseob Seo (서호섭), The POSTECH Conference on Complex Analytic Geometry (The KSCV Symposium 14) (July 18-22), POSTECH, Pohang, Korea.
    • On equisingular approximation of plurisubharmonic functions
  27. July 19, 2022: Guolei Zhong, Geometry Seminar, KIAS, Seoul, Korea.
    • Compact Kähler threefolds with the action of an abelian group of maximal dynamical rank
  28. July 19, 2022: Feng Shao, Geometry Seminar, KIAS, Seoul, Korea.
    • The bigness of tangent bundles of projective manifolds
  29. July 19, 2022: Dongseon Hwang (황동선), 2022 Damyang Algebraic Geometry-Topology Summer School (July 18-21), Damyang, Korea.
    • A guide to normal complex surface singularities 2 (Intensive lecture series)
  30. July 18, 2022: Dongseon Hwang (황동선), 2022 Damyang Algebraic Geometry-Topology Summer School (July 18-21), Damyang, Korea.
    • A guide to normal complex surface singularities 1 (Intensive lecture series)
  31. June 28, 2022: Jun-Muk Hwang (황준묵), Geometric structures, compactifications and group actions (June 27-July 1), Universite de Strasbourg, Strasbourg, France.
    • Lines on holomorphic contact manifolds and a generalization of (2,3,5)-distributions to higher dimensions
  32. June 24, 2022: Hosung Kim (김호성), KWMS The 17th International Conrefrence (June 23-24), KIAS, Seoul, Korea.
    • The total dual VMRT and positivity of tangent bundle
  33. June 21, 2022: Jun-Muk Hwang (황준묵), Complex analysis and geometry: conference in honor of Sławomir Kołodziej's 60th birthday (June 20-24), Jagiellonian University, Krakow, on-line, Poland.
    • Lines on holomorphic contact manifolds and a generalization of (2,3,5)-distributions to higher dimensions
  34. June 20, 2022: Lucas Kaufmann, Dynamical systems and systems of equations (June 20-24), Pisa, Italy.
    • Random walks on SL2(C) via holomorphic dynamics
  35. June 14, 2022: Lucas Kaufmann, Journées ANR Fatou (June 13-17), Orléans, France.
    • Random walks on SL2(C) via holomorphic dynamics
  36. June 13, 2022: Dongseon Hwang (황동선), Math Seminar, KAIST, Daejeon, Korea.
    • Reconstruction problem for toric log del Pezzo surfaces using semicascades
  37. June 13, 2022: Yonghwa Cho (조용화), Math Seminar, KAIST, Daejeon, Korea.
    • Vector bundles on surfaces and singular degeneration
  38. June 8, 2022: Dongseon Hwang (황동선), BK21 Wednesday Geometry Seminar, Yonsei University, Seoul, Korea.
    • Algebraic Montgomery-Yang problem, cascade conjecture and reconstruction problem
  39. June 7, 2022: Lucas Kaufmann, on-line Mini-course, Chinese Academy of Sciences, on-line, China.
    • Holomorphic Dynamics and Random Matrices 5
  40. June 2, 2022: Lucas Kaufmann, on-line Mini-course, Chinese Academy of Sciences, on-line, China.
    • Holomorphic Dynamics and Random Matrices 4
  41. May 31, 2022: Lucas Kaufmann, on-line Mini-course, Chinese Academy of Sciences, on-line, China.
    • Holomorphic Dynamics and Random Matrices 3
  42. May 30, 2022: Sungmin Yoo (유성민), The Kraków seminar, Jagiellonian University, Kraków, on-line, Poland.
    • Limit of Bergman kernels on a tower of coverings of compact Kähler manifolds
  43. May 26, 2022: Lucas Kaufmann, on-line Mini-course, Chinese Academy of Sciences, on-line, China.
    • Holomorphic Dynamics and Random Matrices 2
  44. May 26, 2022: Dongseon Hwang (황동선), Math Colloquium, UNIST, Ulsan, Korea.
    • How to reconstruct spaces from given singularity information?
  45. May 24, 2022: Lucas Kaufmann, on-line Mini-course, Chinese Academy of Sciences, on-line, China.
    • Holomorphic Dynamics and Random Matrices 1
  46. May 16, 2022: Yonghwa Cho (조용화), Geometry and Topology Seminar, Pusan National University, Busan, Korea.
    • Exceptional bundles and singularities
  47. May 3, 2022: Yonghwa Cho (조용화), Jeju Algebraic Geometry and Topology Seminar, Jeju, Korea.
    • Togliatti-like descriptions of sextics with maximal number of nodes
  48. May 2, 2022: Jun-Muk Hwang (황준묵), Jeju Seminars on algebraic geometry and topology, in honor of JongHae Keum's 65th birthday (May 1-4), Uni Hotel, Jeju, Korea.
    • Partial compactification of metabelian Lie groups with prescribed varieties of minimal rational tangents
  49. May 2, 2022: Dongseon Hwang (황동선), Jeju Seminars on algebraic geometry and topology, in honor of JongHae Keum's 65th birthday (May 1-4), Uni Hotel, Jeju, Korea.
    • Algebraic Montgomery-Yang problem and cascade conjecture
  50. April 28, 2022: Sungmin Yoo (유성민), KMS Spring Meeting (April 28-29), on-line, Korea.
    • Limits of Bergman kernels on a tower of coverings of compact Kahler manifolds
  51. April 28, 2022: Seungjae Lee (이승재), KMS Spring Meeting (April 28-29), on-line, Korea.
    • Weighted L2 holomorphic functions over Ball-fiber bundles over compact Kähler manifolds
  52. April 28, 2022: Dongseon Hwang (황동선), KMS Spring Meeting (April 28-29), on-line, Korea.
    • Semicascades of toric log del Pezzo surfaces
  53. April 27, 2022: Sungmin Yoo (유성민), Geometric Analysis Seminar, BICMR, on-line, China.
    • K-stability of Gorenstein Fano compactifications with rank two
  54. April 25, 2022: Lucas Kaufmann, Geometric Analysis Seminar, Purdue University, on-line, United States.
    • Random walks on SL2(C) via holomorphic dynamics
  55. April 14, 2022: Yewon Jeong (정예원), Algebraic Geometry Seminars on Castelnuovo Theory (April 11-15), Busan, Korea.
    • Projective second fundamental forms on the four surfaces of minimal degree in the projective space of dimension 5
  56. April 5, 2022: Lucas Kaufmann, Séminaire GAD, Université de Nice Sophia-Antipolis, on-line, France.
    • Random walks on SL2(C) via holomorphic dynamics
  57. March 31, 2022: Jaehyun Hong (홍재현), Colloquium, Pusan National University, Korea.
    • Cohomology spaces of regular semisimple Hessenberg varieties
  58. March 25, 2022: Yonghwa Cho (조용화), BRL ASADCS seminar, Chungnam National University, Daejeon, Korea.
    • Singularities of class T and exceptional vector bundles
  59. March 24, 2022: Yonghwa Cho (조용화), IBS-CCG Complex geometry seminar, IBS-CCG, Daejeon, Korea.
    • Nodal sextics and even sets of nodes
  60. March 16, 2022: Lucas Kaufmann, Ergodic Theory and Dynamical Systems Seminar, POSTECH, on-line, South Korea.
    • Random walks on SL2(C)
  61. March 16, 2022: Hosung Kim (김호성), Algebraic Geometry Seminar (Fano varieties/vector bundles and related topics) (March 16-18), Yangpyeong, Korea.
    • The total dual VMRT and positivity of tangent bundle
  62. March 16, 2022: Yonghwa Cho (조용화), Algebraic Geometry Seminar (Fano varieties/vector bundles and related topics) (March 16-18), Yangpyeong, Korea.
    • Semiorthogonal decompositions and degenerations
  63. March 15, 2022: Guolei Zhong, Zoom Algebraic Geometry Seminar, , on-line.
  64. February 25, 2022: Yongnam Lee (이용남), Seminar in Laboratory of Birational Geometry, National Taiwan University, on-line, Taiwan.
    • Total dual VMRT and its application to the bigness of the tangent bundle of a Fano threefolds
  65. February 18, 2022: Lucas Kaufmann, Seoul Workshop on Complex Geometry and Analysis (February 17-18), Seoul National University, on-line, Korea.
    • Monge-Ampère operators via intersection theory of currents
  66. February 18, 2022: Hosung Kim (김호성), Women in Algebraic geometry (February 16-18), , Korea.
    • The total VMRT associated to minimal rational component and bigness of tangent bundle
  67. February 17, 2022: Jaehyun Hong (홍재현), Women in Algebraic Geometry (February 16-18), Daejeon Convention Center, Daejeon, Korea.
    • Cohomology spaces of regular semisimple Hessenberg varieties
  68. February 15, 2022: Yongnam Lee (이용남), Workshop on Algebraic Geometry and its applications, Yeosu Laterrace hotel, Yeosu, Korea.
    • Total dual VMRT and its application to the bigness of the tangent bundle of a Fano threefolds with Picard number 2
  69. February 9, 2022: Seungjae Lee (이승재), Subvarieties and foliations of complex projective varieties, Osaka City University, on-line, Japan.
    • Symmetric differentials on complex hyperbolic space forms and its L2 holomorphic jet extension
  70. February 8, 2022: Jun-Muk Hwang (황준묵), Symplectic Geometry and Beyond, in honor of Yong-Geun Oh's 60th birthday, Ocean Suites Hotel, Jeju, Korea.
    • 1-flat cone structures arising from minimal rational curves
  71. February 8, 2022: Jihun Yum (염지훈), Subvarieties and foliations of complex projective varieties (February 7-10), Osaka City University, on-line, Japan.
    • Limit of Bergman kernels on a tower of coverings of compact Kahler manifolds
  72. February 4, 2022: Sungmin Yoo (유성민), Workshop on Fano spherical varieties (February 3-5), on-line, Korea.
    • Limits of Bergman kernels on a tower of coverings of compact Kahler manifolds
  73. February 3, 2022: Jaehyun Hong (홍재현), Workshop on Fano spherical varieties (February 3-5), KIAS, on-line, Korea.
    • Characterization of smooth horospherical varieties of Picard number one
  74. January 25, 2022: Guolei Zhong, Geometry Seminar, on-line, KIAS, Seoul, Korea.
  75. January 24, 2022: Guolei Zhong, Geometry Seminar, on-line, KIAS, Seoul, Korea.
  76. January 24, 2022: Hosung Kim (김호성), 제17회 고등과학원 기하학 겨울학교 (January 20-25), KIAS, on-line, Korea.
    • Cartan-Fubini type extension theorem
  77. January 21, 2022: Lucas Kaufmann, Séminaire de systèmes dynamiques, Institut de Mathématiques de Toulouse, on-line, France.
    • Marches aléatoires sur SL2(C) via dynamique holomorphe
  78. January 13, 2022: Lucas Kaufmann, Seminar on Groups, Dynamics and Related Topics, Technion, on-line, Israel.
    • Random walks on SL2(C) via holomorphic dynamics
  79. January 13, 2022: Jihun Yum (염지훈), The Conference on Complex Geometric Analysis (January 11-14), Pohang, Korea.
    • Limit of Bergman kernels on a tower of coverings of compact Kahler manifold
  80. January 12, 2022: Sung-Yeon Kim (김성연), The Conference on Complex Geometric Analysis-in honor of Kang-Tae Kim’s 65th birthday (January 11-14), POSTECH, Pohang, Korea (Onsite & Virtual Conference).
    • Totally geodesic isometric polydiscs in bounded symmetric domains
  81. January 11, 2022: Jun-Muk Hwang (황준묵), The Conference on Complex Geometric Analysis in honor of Kang-Tae Kim's 65th birthday (January 11-14, 2022), Postech, Pohang, Korea.
    • Minimal rational curves and 1-flat irreducible G-structures
  82. January 11, 2022: Sungmin Yoo (유성민), The Conference on Complex Geometric Analysis (January 11-14), Pohang, Korea.
    • K-stability of Gorenstein Fano compactifications with rank two
  83. January 4, 2022: Yongnam Lee (이용남), Workshop on Algebraic Geometry and related area, Gyeongsang National University, Korea.
    • Bigness of the tangent bundle of a Fano threefolds with Picard number 2

2021

  1. December 17, 2021: Jun-Muk Hwang (황준묵), Colloquium, The University of Tokyo, Tokyo, Japan.
    • Growth vectors of distributions and lines on projective hypersurfaces
  2. December 7, 2021: Jun-Muk Hwang (황준묵), ZAG (Zoom Algebraic Geometry) seminar, University of Edinburgh, Edinburgh, UK.
    • Minimal rational curves and 1-flat irreducible G-structures
  3. November 29, 2021: Qifeng Li, Complex Geometry Seminar, on-line, Wuhan University, Wuhan, China.
    • The VMRT structure and its applications
  4. November 29, 2021: Jihun Yum (염지훈), Geometry-Topology Seminar, Pusan National University, Busan, Korea.
    • Limit of Bergman kernels on a tower of coverings of compact Kahler manifold
  5. November 20, 2021: Yongnam Lee (이용남), 2021 Workshop on Algebraic Geometry in Gunsan, Ritz Plaza Hotel, Gunsan, Korea.
    • Bigness of the tangent bundle of a Fano threefold with Picard number 2 which has a conic bundle structure
  6. November 17, 2021: Qifeng Li, Birational Geometry Seminar, on-line, Fudan University, Shanghai, China.
    • Deformation rigidity of wonderful group compactifications
  7. October 22, 2021: Jun-Muk Hwang (황준묵), Mini Course, Geometric structures and foliations (hybrid workshop) (October 18-22), CIRM, Luminy, France.
    • Grauert’s formal principle and Cartan geometry II
  8. October 21, 2021: Lucas Kaufmann, KMS fall meeting (October 20-22), on-line, Korea.
    • Intersection of currents and the Monge-Ampère operator
  9. October 21, 2021: Sungmin Yoo (유성민), KMS fall meeting (October 20-22), on-line, Korea.
    • Singular Kahler-Einstein metrics on Gorenstein Fano compactifications with rank two
  10. October 21, 2021: Jihun Yum (염지훈), KMS fall meeting (October 20-22), on-line, Korea.
    • Characterization of Diederich-Forbaess index and Steinness index
  11. October 20, 2021: Jun-Muk Hwang (황준묵), Mini Course, Geometric structures and foliations (hybrid workshop) (October 18-22), CIRM, Luminy, France.
    • Grauert’s formal principle and Cartan geometry I
  12. October 13, 2021: Lucas Kaufmann, KAIST Topology Seminar, KAIST, Daejeon, Korea.
    • Random Walks on SL2(C)
  13. October 7, 2021: Jun-Muk Hwang (황준묵), Colloquium, Yonsei University, Seoul, Korea.
    • Geometry of Cartan’s “Pfaffian systems in five variables”
  14. October 7, 2021: Yongnam Lee (이용남), ZAG (Zoom Algebraic Geometry) seminar, University of Edinburgh, Edinburgh, UK.
    • Dominant rational maps from a very general hypersurface
  15. August 24, 2021: Jihun Yum (염지훈), KSCV Workshop #25 (August 23-24), on-line, Korea.
    • Characterization of Diederich-Fornaess and Steinness indices
  16. August 23, 2021: Seungjae Lee (이승재), KSCV Workshop #25 (August 23-24), Kyung Hee University, on-line, Korea.
    • L2 holomorphic jet extension of complex hyperbolic space forms
  17. August 23, 2021: Sungmin Yoo (유성민), KSCV Workshop #25 (August 23-24), on-line, Korea.
    • Kahler-Einstein metrics on Fano varieties with large symmetries
  18. August 20, 2021: Jun-Muk Hwang (황준묵), Index theory and complex geometry: Conference on complex analysis and geometry (August 16-20), National University of Singapore, on-line, Singapore.
    • Minimal rational curves and 1-flat irreducible G-structures
  19. August 17, 2021: Sung-Yeon Kim (김성연), Index theory and complex geometry: Conference on complex analysis and geometry (August 16-20), National University of Singapore, on-line, Singapore.
    • Effective Kohn algorithm for holomorphic subelliptic multipliers
  20. August 16, 2021: Lucas Kaufmann, Conference on Complex Analysis and Geometry (August 16-20), Institute for Mathematical Sciences, on-line, Singapore.
    • Random walks on SL2(C)
  21. August 16, 2021: Qifeng Li, Conference on Complex Analysis and Geometry (August 16-20), Institute for Mathematical Sciences, on-line, Singapore.
    • Unbendable rational curves of Goursat type and Cartan type
  22. July 27, 2021: Sungmin Yoo (유성민), KIAS Geometry Seminar, on-line, Korea.
    • Kahler-Einstein metrics on Fano varieties with large symmetries
  23. July 25, 2021: Sung-Yeon Kim (김성연), Hayama Symposium on Complex Analysis in Several Variables XXII (July 22-25), on-line, Hayama, Japan.
    • Totally geodesic isometric discs in bounded symmetric domains
  24. July 24, 2021: Sungmin Yoo (유성민), 2021 Youngnam Mathematical Society Annual Meeting, on-line, Korea.
    • Kahler-Einstein metrics on smooth Fano symmetric varieties with Picard number one
  25. July 24, 2021: Seungjae Lee (이승재), Youngnam Mathematical Society Annual Meeting, on-line, Korea.
    • Symmetric differentials and its L2 holomorphic jet extension on complex hyperbolic space forms
  26. July 22, 2021: Jun-Muk Hwang (황준묵), Hayama Symposium on Complex Analysis in Several Variables XXII (July 22-25), on-line, Hayama, Japan.
    • Geometry of Cartan’s “Pfaffian systems in 5 variables”
  27. June 24, 2021: Lucas Kaufmann, Workshop on the Standard Conjectures, (Weil's) Riemann Hypothesis, and Relations to Dynamical Systems (June 23-25), on-line, University of Oslo, Oslo, Norway.
    • Random walks on SL2(C)
  28. April 29, 2021: Jaehyun Hong (홍재현), KMS spring meeting (April 29-30), on-line, Korea.
    • Tangent bundles of Fano manifolds of Picard number one
  29. April 15, 2021: Jun-Muk Hwang (황준묵), KAIST Colloquium, KAIST, Daejeon, Korea.
    • Geometry of Cartan’s “Pfaffian systems in 5 variables”
  30. February 20, 2021: Jaehyun Hong (홍재현), Hessenberg varieties 2021 in Osaka by Zoom (February 20), on-line, Osaka, Japan.
    • Bases of the cohomology spaces of regular semisimple Hessenberg varieties

2020

  1. December 28, 2020: Qifeng Li, 2020 Annual meeting of International Consortium of Chinese Mathematicians (December 27-29), on-line, Hefei, China.
    • The VMRT structures and the deformation rigidity of rational homogeneous spaces
  2. December 21, 2020: Jun-Muk Hwang (황준묵), Algebraic Geometry Symposium (December 21-22), KIAS, Seoul, Korea.
    • Unbendable rational curves of Cartan type
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