Index of all talks.
Below click on the date for an abstract and on the title to see the video.
Talks in English:

• 2020-03-04: Mirror symmetry for character varieties and field theory
• 2020-03-02: Mirror symmetry for complex projective space and optimal towers of algebraic curves
• 2017-11-30: Cubic hypersurfaces, their moduli spaces, and beautiful formulae
• 2017-11-25: Beauville-Donagi and Debarre-Voisin as symmetric squares of Kähler-Kummer-Kodaira-Kuznetsov
• 2017-11-02: Polar dg-algebra and another view on Calabi-Yau geography
• 2015-09-17: Joins and Hadamard products
• 2015-09-15: Geometric moonshines
• 2015-04-11: A tentative integer-valued birational invariant of threefolds
• 2014-11-11: Acyclic line bundles on fake projective planes
• 2014-05-21: Lines on rational cubic fourfolds, and associated K3 surfaces
• 2014-03-24: Cubics: lines, squares, and irrationality
• 2013-09-27: Quantum cohomology algebra of toric Fano manifolds contains a field as a direct summand
• 2012-09-14: Exceptional collections of four line bundles on Beauville's quotient-product surface
• 2012-04-25: Minifolds
• 2011-09-11: More symmetries of K3

• 2017-10-26: Beautiful Formulae and Gauged Linear Sigma Models
• 2017-10-23: Extension of Moduli and Gauged Linear Sigma Models
• 2017-09-11: Virtual Symmetries
• 2017-06-20: Property O for odd cohomology
• 2015-12-01: Mirror Moonshine
• 2015-10-27: Automorphic forms on a complex ball or SU(n,1)
• 2015-03-24: On the origin of groups (a lecture for Siberian scientists)
• 2015-02-13: An explicit construction of Miura's varieties: part 1, part 2. (written in English)
• 2014-12-23: New Fano manifolds, new questions (talk at Iskovskikh memorial conference)