Igor Krichever Center for Advanced Studies
Seminar on Mondays at 17.00
(30 Bolshoy Boulevard, space E-B1-2016) [ + zoom ]
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January 27, 2025 / Anton Dzhamay (BIMSA) = = Discrete Painlevé equations from geometric deautonomization of QRT maps February 3, 2025 / Senya Shlosman (Skoltech, Aix Marseille Univ., BIMSA) = = Pedestals and plinths February 10, 2025 / Alexander Belavin (Landau Inst.) = = Construction of the 4-dimensional heterotic string compactified on Calabi-Yau manifolds of general Berglund-Hubsch type February 19, 2025 online / Stefano Negro (Univ. of York, UK) = = RG flows between minimal models: non-invertible symmetries & exact solvability February 24, 2025 / Vasily Bolbachan (Skoltech, HSE Univ.) = = Curves in 3-dimensional space and the dilogarithm March 3, 2025 / Michael Finkelberg (The Hebrew Univ. of Jerusalem, HSE Univ., Skoltech) = = The work of Cautis-Williams on cluster structure on K-theoretic Coulomb branches March 10, 2025 / Vladimir Losyakov (Skoltech, Lebedev Inst.) = = On the particles in the five‐dimensional non-stationary general theory of relativity March 17, 2025 / Vladlen Timorin (HSE Univ.) = = Polynomial-like renormalization: I. Universality and renormalization: a historic overview March 24, 2025 / Victor Batyrev (MIPT, Univ. Tubingen) = = Combinatorial aspects of mirror symmetry March 31, 2025 online / Di Yang (Univ. of Science and Technology of China) = = Large genus asymptotics of the Brezin-Gross-Witten numbers April 14, 2025 / Maxim Kazarian (Skoltech, HSE Univ.) = = KP integrability of non-perturbative tau-function |
April 21, 2025
Vladimir Sokolov (Higher School of Modern Mathematics, MIPT)
Commutativity conditions for differential operators of orders 3,4,5
The simplest commutative ring of ordinary differential operators of rank 1 that does not contain the Schrödinger operator is generated by operators of orders 3,4,5. Explicit formulas describing such a ring are written out