List of talks and presentations

  1. Ludmil Katzarkov, Some Applications of Non-commutative Hodge Structures, Workshop on Hodge Theory and Local Systems, March 3-5, 2020, Sofia, Bulgaria;

https://icms.bg/hodge-theory-and-local-systems-2020/

 

  1. Ludmil Katzarkov, NCHS and Rationality, Virtual Conference on Hodge Theory and Rationality, 5‐9 October 2020, IMSA Miami, USA; https://www.imsa.miami.edu/_assets/pdf/program-schedule—hodge-theory-and-rationality.pdf

 

  1. Ludmil Katzarkov, New Birational Invariants, Online workshop on Derived, Birational, and Categorical Algebraic Geometry, November 1 – 6, 2020, Banff, Canada;

https://www.birs.ca/events/2020/5-day-workshops/20w5176/videos/watch/202011021239-Katzarkov.html

 

  1. Ludmil Katzarkov, Spectra and Applications, Simons Collaboration on Homological Mirror Symmetry Annual Meeting 2021, November 18 – 19, 2021, University of Pennsylvania, USA

https://www.simonsfoundation.org/event/simons-collaboration-on-homological-mirror-symmetry-annual-meeting-2021/

 

  1. Ludmil Katzarkov, New Birational Invariants, Workshop on Derived, Birational, and Categorical Algebraic Geometry, November 14 – 19, 2021, Banff, Canada

https://www.birs.ca/events/2021/5-day-workshops/21w5509/schedule

 

  1. Ludmil Katzarkov, Gukov, K.-S. Lee, J. Svoboda, Spectra, Dynamical Systems, and RG Flows, Homological Mirror Symmetry, April 4 – 8, 2022, Institute of the Mathematical Sciences of the Americas, Miami, USA

https://www.imsa.miami.edu/events/2022-spring-emphasis/homological-mirror-symmetry/#gukov

 

  1. Ludmil Katzarkov, Lupercio, Meersseman and Verjovsk, Progress on Quantum Toric Geometry, Homological Mirror Symmetry, April 4 – 8, 2022, Institute of the Mathematical Sciences of the Americas, Miami, USA

https://www.imsa.miami.edu/events/2022-spring-emphasis/homological-mirror-symmetry/#lupercio

 

  1. Ludmil Katzarkov, J. Svoboda, Gukov, K.-S. Lee, Ẑ-invariants and Universal Abelian Cover, Homological Mirror Symmetry, April 4 – 8, 2022, Institute of the Mathematical Sciences of the Americas, Miami, USA

https://www.imsa.miami.edu/events/2022-spring-emphasis/homological-mirror-symmetry/#svoboda

 

  1. Ludmil Katzarkov, Non Rationality and conformal field theory, CATS-60 Conférence A Toulouse pour Simpson, June 20 – 24, 2022, IMT, Toulouse, France

https://c71b6af3-8357-48ef-9ef7-5cdbe2dfad60.filesusr.com/ugd/489ac6_ce31a5f2e8284194a3daed9ff8b498e9.pdf

 

  1. Ludmil Katzarkov, Josef Svoboda, S. Gukov, -invariants of Seifert manifolds and scplicing, Conference on Geometry and Physics, July 15 – 18, 2022, Sunny Beach, Bulgaria

https://icms.bg/conference-on-geometry-and-physics/

 

  1. Ludmil Katzarkov, Kyoung-Seog Lee, Vector bundles on elliptic surfaces and logarithmic transformations, Conference on Geometry and Physics, July 15 – 18, 2022, Sunny Beach, Bulgaria

https://icms.bg/conference-on-geometry-and-physics/

 

  1. Ludmil Katzarkov, D. Borisov, A. Sheshmani, S.-T. Yau, Dg Quot-stacks equipped with -2-shifted symplectic forms, Conference on Geometry and Physics, July 15 – 18, 2022, Sunny Beach, Bulgaria

https://icms.bg/conference-on-geometry-and-physics/

 

  1. Ludmil Katzarkov, Richard Paul Horja, Toric birational geometry and discriminants, Conference on Geometry and Physics, July 15 – 18, 2022, Sunny Beach, Bulgaria

https://icms.bg/conference-on-geometry-and-physics/

 

  1. Alexander Petkov, The almost Schur lemma in quaternionic contact geometry, First Annual Meeting of Young Bulgarian Mathematicians, May 19-20, 2021, Sofia, Bulgaria.

https://icms.bg/first-annual-meeting-of-young-bulgarian-mathematicians/

 

  1. Alexander Petkov, Center manifold theory for Yang-Mills flow, Annual Seminar on Algebra and Geometry, jointly organized by Department of Algebra and Department of Geometry of FMI at Sofia University “ Kliment Ohridski”, November 14-19, 2021, Strelcha, Bulgaria.

 

  1. Alexander Petkov, The Yamabe problem on non-spherical quaternionic contact manifolds, International Conference “Geometry and Homological Mirror Symmetry”, December 11-14, 2021, Sochi, Russia.

https://ms.hse.ru/data/2021/12/20/1776728188/Program_016w.pdf

  1. Alexander Petkov, Geometric flows and central manifolds, Spring Science Session of FMI, Sofia University “St. Kliment Ohridski”, March 26, 2022, Sofia, Bulgaria.

https://intranet.fmi.uni-sofia.bg/index.php/s/W3ynwaJ4zM6dVel

 

  1. Stefan Ivanov, Non-symmetric Riemanian gravity and Sasaki-Einstein 5-manifolds, Spring Science Session of FMI, Sofia University “St. Kliment Ohridski”, March 27, 2021, Sofia, Bulgaria.

https://intranet.fmi.uni-sofia.bg/index.php/s/hzjHzcYsScgiDCu

 

  1. Stefan Ivanov, Heterotic supersymmetry, anomaly cancellation and equations of motion, Annual Report Session of the Analysis, Geometry and Topology Department of IMI, December 7, 2021, Sofia, Bulgaria.

https://math.bas.bg/wp-content/uploads/2021/12/AGT2021-OS-EN.pdf

 

  1. Stefan Ivanov, Solution of the qc Yamabe equation on a 3-Sasakian manifold, extremals of the Sobolev-Folland-Stein inequality on the quaternionic Heisenberg groups and the qc Yamabe problem, International Conference “Geometry and Homological Mirror Symmetry”, December 11-14, 2021, Sochi, Russia.

https://ms.hse.ru/data/2021/12/20/1776728188/Program_016w.pdf

 

  1. Stefan Ivanov, Para-Sasaki-like Riemannian manifolds and new Einstein metrics, Spring Science Session of FMI, Sofia University “St. Kliment Ohridski”, March 26, 2022, Sofia, Bulgaria.

https://intranet.fmi.uni-sofia.bg/index.php/s/W3ynwaJ4zM6dVel

 

  1. Stefan Ivanov, Solution of the qc Yamabe equation on a 3-Sasakian manifold, extremals of the Sobolev-Folland-Stein inequality on the quaternionic Heisenberg groups and the qc Yamabe problem, XXI Geometrical Seminar, June 26 – July 02, 2022, Belgrade, Serbia.

http://poincare.matf.bg.ac.rs/~geometricalseminar/final%20progrram%202022%20v2.pdf

 

  1. Stefan Ivanov, Solution of the qc Yamabe equation on a 3-Sasakian manifold, extremals of the Sobolev-Folland-Stein inequality on the quaternionic Heisenberg groups and the qc Yamabe problem, 11th International Eurasian Conference on Mathematical Sciences and Applications (IECMSA – 2022), August 29 – September 01, 2022, Istanbul, Turkey.

http://www.iecmsa.org/media/dosyalar/program_linkli_8_8_2022.pdf

 

  1. Stefan Ivanov, The CR almost Schure lemma and the positivity conditions, DMV Annual Meeting 2022 in Berlin, September 09 – 16, 2022, Berlin, Germany.

https://www.mi.fu-berlin.de/dmv2022/program/2022-09-13-0-DMV-AM-2022.pdf

 

  1. Erik Paemurru, All divisorial contractions are valuation-blowups, (poster session), Conference “Newton-Okounkov bodies and Fanosearch”, October 5-8, 2021, Levico Terme, Italy.

https://sites.google.com/unitn.it/nob-fanosearch/list-of-participants

 

  1. Erik Paemurru, Counting Divisorial Contractions with Centre a $cA_n$-singularity, Hodge Theory and Related Topics, March 29 – April 2, 2022, Institute of the Mathematical Sciences of the Americas, Miami, USA.

https://www.imsa.miami.edu/events/2022-spring-emphasis/hodge-theory-and-related-topics/index.html#paemurru

 

  1. Marin Genov, Functions holomorphic over finite-dimensional commutative associative unital algebras, International Conference “Trends in Combinatorial Ring Theory”, September 20-24, 2021, Sofia, Bulgaria.

http://www.math.bas.bg/algebra/tcrt2021/programme.html

 

  1. Marin Genov, Introduction to homological mirror symmetry for weighted projective planes: derived categories and derived functors, Annual Report Session of the Analysis, Geometry and Topology Department of IMI, December 7, 2021, Sofia, Bulgaria

https://math.bas.bg/wp-content/uploads/2021/12/AGT2021-OS-BG.pdf

 

  1. Marin Genov, Introduction to homological mirror symmetry for weighted projective planes: the symplectic side, Joint Seminar of Analysis, Geometry and Topology Department, December 14, 2021, Sofia, Bulgaria.

https://math.bas.bg/joint-seminar-of-the-analysis-geometry-and-topology-department/?lang=en

 

  1. Marin Genov, Functions holomorphic over finite-dimensional commutative associative unital algebras, Second Annual Meeting of Young Mathematicians, June 13-14, 2022, Sofia, Bulgaria.

https://icms.bg/second-annual-meeting-of-young-mathematicians/

 

  1. Marin Genov, On the Jacobian Conjecture in characteristic 0 for polynomial maps of low degrees, Annual Scientific Session of the International Center of Mathematical Sciences (ICMS), December 12, 2022, Sofia, Bulgaria.

https://math.bas.bg/event/annual-scientific-session-of-the-international-center-of-mathematical-sciences/?lang=en

 

  1. Marin Genov, On the Jacobian conjecture in characteristic 0 as an instance of formal infinite-dimensional non-commutative holomorphy, Annual Report Session of the Analysis, Geometry and Topology Department of IMI, December 20, 2022, Sofia, Bulgaria.

https://math.bas.bg/wp-content/uploads/2022/12/Otchetna_sesia_AGT_2022_bg.pdf

 

  1. Katzarkov, A, B structures and applications, Conference on algebra, algebraic geometry, and number theory on the occasion of academician Igor Rostislavovich Shafarevich 100th birthday, June 5–9, 2023, https://www.mathnet.ru/eng/present39191

 

  1. Katzarkov, A, B structures and applications, Recent Developments in Hodge Theory, August 09 – 11, 2023, Sofia, Bulgaria, https://simons.icms.bg/wp-content/uploads/2023/08/Recent-developments-in-Hodge-theory-titles-and-abstracts.pdf

 

  1. Katzarkov, New Birational Invariants: A New Look at Kontsevich-Pestun-Tschinkel Invariants, August 7, 2024, Sofia, Bulgaria, https://icms.bg/new-birational-invariants-a-new-look-at-kontsevich-pestun-tschinkel-invariants/

 

  1. Katzarkov, New birational invariants, Algebraic Geometry Seminar, Stanford University, November 2024, https://mathematics.stanford.edu/events/algebraic-geometry

 

  1. Katzarkov, New birational invariants, Colloquium, University of California, Berkeley, November 21, 2024, https://events.berkeley.edu/math/event/273430-mathematics-department-colloquium-new-birational

 

  1. Katzarkov, Atoms, Equivariant Atoms and Applications, Conference on Geometry Over Non-Closed Fields, August 25 – 31, 2024, Schloss Elmau, Germany, https://www.simonsfoundation.org/event/geometry-over-nonclosed-fields-2024/

 

  1. Katzarkov, Atoms, electrons and birational invariants, Trends in Mathematical Sciences, Research Center for Mathematics of Data at FAU, June 10 – 14, 2024, Erlangen – Bavaria, Germany, https://dcn.nat.fau.eu/events/trends-in-mathematical-sciences/

 

  1. Jiachang Xu, Aspects of mirror symmetry for abelian variety, Generalized and Symplectic Geometry, August 14 – 18, 2023, Sunny Beach, Bulgaria, https://simons.icms.bg/wp-content/uploads/2023/08/Generalized-and-Symplectic-Geometry-titles-and-abstracts.pdf

 

  1. Jiachang Xu, Non-Archimedean Uniformizati on and its Application, ICMS-Sofia seminar, March 14, 2023, https://icms.bg/non-archimedean-uniformization-and-its-application-icms-seminar-talk-by-jiachang-xu/

 

  1. Jiachang Xu, Reading Seminar of Geometric Lubin-Tate Theory, part I, ICMS Geometry Seminar, March 27, 2024, https://icms.bg/reading-seminar-of-geometric-lubin-tate-theory-by-jiachang-xu/
  2. Jiachang Xu, Reading Seminar of Geometric Lubin-Tate Theory, part II, ICMS Geometry Seminar, April 3, 2024, https://icms.bg/reading-seminar-of-geometric-lubin-tate-theory-by-jiachang-xu-2/

 

  1. Jiachang Xu, Reading Seminar of Geometric Lubin-Tate Theory, part III, ICMS Geometry Seminar, April 10, 2024, https://icms.bg/reading-seminar-of-geometric-lubin-tate-theory-by-jiachang-xu-part-iii/

 

  1. Jiachang Xu, Introduction to Algebraic Stack, ICMS Geometry Seminar, 2024, Buglaria

 

  1. Jiachang Xu, On the structure of the complement of the skeleton, Algebraic Geometry Seminar at the University of Georgia, October 2024, USA

 

  1. Jiachang Xu, On the structure of the complement of the skeleton, Conférence de théorie des nombres Québec-Maine, October 5 – 6, 2024, Canada, https://maine-quebec.mat.ulaval.ca/24/titles_abstracts_and_timetable/Liste_exposes_et_resumes_QM2024.pdf

 

  1. А. Petkov, S. Ivanov, The Almost Schur Lemma and the Positivity Conditions in Quaternionic Contact Geometry, Conference “Quantum Toric Geometry, Generalized Geometries and O-Minimality”, May 01- 05, 2023, University of Miami, Coral Gables, Florida, USA, https://www.imsa.miami.edu/events/2023-spring-emphasis/quantum-minimality/index.html

 

  1. Ivanov, A. Petkov, I. Minchev, D. Vassilev, Solution of the qc Yamabe equation on a 3-Sasakian manifold and the quaternionic Heisenberg group, Conference “Mathematics Days in Sofia”, July 10 – 14, 2023, Sofia, Bulgaria, https://mds.math.bas.bg/wp-content/uploads/fusion-forms/6470db00ad5a6.pdf

 

  1. Ivanov, A. Petkov, The Yamabe problem in quaternionic contact geometry, Recent Developments in Hodge Theory, August 09 – 11, 2023, Sofia, Bulgaria, https://simons.icms.bg/wp-content/uploads/2023/08/Recent-developments-in-Hodge-theory-titles-and-abstracts.pdf

 

  1. Ivanov, A. Petkov, I. Minchev, D. Vassilev, Solutions to the quaternionic contact Yamabe equation on the 3-Sasakian spaces and the qc Yamabe problem, Generalized and Symplectic Geometry, August 14 – 18, 2023, Sunny Beach, Bulgaria, https://simons.icms.bg/wp-content/uploads/2023/08/Generalized-and-Symplectic-Geometry-titles-and-abstracts.pdf

 

  1. Ivanov, A. Petkov, I. Minchev, D. Vassilev, Solutions to the quaternionic contact Yamabe equation on the 3-Sasakian spaces and the qc Yamabe problem, Training school on Cartan Geometry, September 4 – 8, 2023, Brno, Czech Republic, https://archive.math.muni.cz/conference/cartan/index.html

 

  1. Ivanov, N. Stanchev, The Riemannian curvature identities on Almost Complex Calabi-Yau with torsion 6-manifold and generalized Ricci solitons, XXII GEOMETRICAL SEMINAR, May 26 – 31, 2024, Vrnjačka Banja, Serbia, https://tesla.pmf.ni.ac.rs/people/geometrijskiseminarxxii/participants.php#pos

 

  1. Ivanov, A. Petkov, Li-Yau sub-gradient estimates and Perelman-type entropy formulas for the heat equation in quaternionic contact geometry, XXII GEOMETRICAL SEMINAR, May 26 – 31, 2024, Vrnjačka Banja, Serbia, https://tesla.pmf.ni.ac.rs/people/geometrijskiseminarxxii/participants.php#pos

 

  1. Ivanov, Heterotic supersymmetry and equations of motion, 50thInternational Conference AMEE 2024, 07-13 June, Sozopol, Bulgaria, https://amee.fpmi.bg/section-8-content.html

 

  1. Ivanov, N. Stanchev, Almost Calabi-Yau with torsion  6-manifold, curvature  and generalized Ricci solitons, Complex Geometry at Large, August 12 – 16, 2024, Sunny Beach, Bulgaria, https://icms.bg/wp-content/uploads/2024/09/Abstracts-Complex-Geometry-at-large-2024.pdf

 

  1. Ivanov, A. Petkov, Li-Yau sub-gradient estimates and Perelman-type entropy formulas for the heat equation in quaternionic contact geometry, Complex Geometry at Large, August 12 – 16, 2024, Sunny Beach, Bulgaria, https://icms.bg/wp-content/uploads/2024/09/Abstracts-Complex-Geometry-at-large-2024.pdf

 

  1. Ivanov, N. Stanchev, The Riemannian curvature identities on Almost Calabi-Yau with torsion 6-manifold and generalized Ricci solitons, ICDG-2024 (International Conference on Differential Geometry, 2024), September 2 – 5, 2024, Istanbul, Turkey, https://cdn.istanbul.edu.tr/FileHandler2.ashx?f=program-in-detailed_638606397838018590.pdf

 

  1. Ivanov, N. Stanchev, The Riemannian curvature identities on almost complex Calabi-Yau with torsion 6-manifold and generalized Ricci solitons, International Conference “Week of Mathematics and Informatics”, September 23 – 27, 2024, Duni Royal Resort, Bulgaria, https://www.fmi.uni-sofia.bg/bg/wmi-2024-program

 

  1. Ivanov, Heterotic supersymmetry Strominger System and equations of motion, National Coding Theory Seminar “Professor Stefan Dodunekov”, November 21 – 24, 2024, Arbanasi, Bulgaria

 

  1. Petkov, Li-Yau sub-gradient estimates and Perelman-type entropy formulas for the heat equation in quaternionic contact geometry, International Conference “Week of Mathematics and Informatics”, September 23 – 27, 2024, Duni Royal Resort, Bulgaria, https://www.fmi.uni-sofia.bg/bg/wmi-2024-program

 

  1. Petkov, Li-Yau sub-gradient estimates and Perelman-type entropy formulas for the heat equation in quaternionic contact geometry, HSE/BIMSA Conference on Algebraic Geometry and Mathematical Physics, November 5 – 9, 2024, Moscow, Russia, https://ms.hse.ru/en/geometry-physics2024-abstracts