Language: Russian | English

Andrey Yu. Konyaev

Full list of publications: department page and ISTINA profile (IRID 2522683)

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Titles are translated into English, personal names and Russian-language journal titles are transliterated, and venue information is given in English; ISTINA records are linked where available. The list combines the Russian departmental publication list with the ISTINA profile and contains 42 bibliographic records: 34 journal articles, 3 book chapters and collected papers, 5 conference talks.

Journal articles

34 records

  1. 2026 Existence of Riemannian invariants for integrable systems of hydrodynamic type Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Physica D: Nonlinear Phenomena, published by Elsevier BV (Netherlands), vol. 495 ISTINA record doi
  2. 2026 Lax Pairs for BKM Hierarchy Konyaev Andrey Yu, Matveev Vladimir S. In: Studies in Applied Mathematics, published by Blackwell Publishing Inc. (United Kingdom), vol. 157, no. 3 ISTINA record doi
  3. 2026 On Operator Fields in an Upper Triangular Toeplitz Form Chernin M.M., Konyaev A.Yu In: Russian Journal of Mathematical Physics, published by Pleiades Publishing, Ltd (Road Town, United Kingdom), vol. 33, no. 1, pp. 42–55 ISTINA record doi
  4. 2026 Small Nijenhuis cohomology and their properties Kogan Evgenii Sergeevich, Konyaev Andrei Yur'evich In: Sbornik: Mathematics (Matematicheskii Sbornik), published by Steklov Mathematical Institute (Moscow), vol. 217, no. 6, pp. 34–50 ISTINA record doi
  5. 2025 Finite‐Dimensional Reductions and Finite‐Gap‐Type Solutions of Multicomponent Integrable PDEs Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Studies in Applied Mathematics, published by Blackwell Publishing Inc. (United Kingdom), vol. 155, no. 2 ISTINA record doi
  6. 2025 Integrability of the magnetic geodesic flow on the sphere with a constant 2-form Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: International Journal of Geometric Methods in Modern Physics, published by World Scientific Publishing Co (Singapore) DOI ISTINA record doi
  7. 2025 On the Jordan–Chevalley decomposition problem for operator fields in small dimensions and Tempesta–Tondo conjecture Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Journal of Geometry and Physics, published by Elsevier BV (Netherlands), vol. 218 ISTINA record doi
  8. 2024 Applications of Nijenhuis Geometry V: Geodesic Equivalence and Finite-Dimensional Reductions of Integrable Quasilinear Systems Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Journal of Nonlinear Science, published by Springer Verlag (Germany), vol. 34, no. 2 ISTINA record doi
  9. 2024 Geometry and Topology of Two-Dimensional Symplectic Manifolds with Generic Singularities and Hamiltonian Systems on Them Konyaev A.Yu, Kudryavtseva E.A., Sidelnikov V.I. In: Moscow University Mathematics Bulletin, published by Allerton Press Inc. (United States), vol. 79, no. 5, pp. 230–243 ISTINA record doi
  10. 2024 Geometry and topology of two-dimensional symplectic manifolds with generic singularities and Hamiltonian systems on them Konyaev A.Yu., Kudryavtseva E.A., Sidelnikov V.I. In: Moscow University Mathematics Bulletin, published by Moscow University Press (Moscow), no. 5, pp. 22–33 ISTINA record doi
  11. 2024 Nijenhuis geometry IV: conservation laws, symmetries and integration of certain non-diagonalisable systems of hydrodynamic type in quadratures Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Nonlinearity, published by IOP Publishing ([Bristol, UK], England), vol. 37, no. 10, pp. 105003–105003 ISTINA record doi
  12. 2024 Nijenhuis operators with a unity and F$F$‐manifolds Antonov Evgenii I., Konyaev Andrey Yu In: Journal of the London Mathematical Society, published by Oxford University Press (United Kingdom), vol. 110, no. 3 ISTINA record doi
  13. 2024 On the Linearization of Certain Singularities of Nijenhuis Operators Konyaev A.Yu In: Russian Journal of Mathematical Physics, published by Pleiades Publishing, Ltd (Road Town, United Kingdom), vol. 31, no. 1, pp. 106–111 ISTINA record doi
  14. 2024 Orthogonal separation of variables for spaces of constant curvature Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Forum Mathematicum, published by Walter de Gruyter GmbH & Co. KG (Germany), vol. 1, no. 1 ISTINA record doi
  15. 2023 Applications of Nijenhuis Geometry III: Frobenius Pencils and Compatible Non-homogeneous Poisson Structures Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Journal of Geometric Analysis, published by Springer Nature (Switzerland), vol. 33, no. 6 ISTINA record doi
  16. 2023 Applications of Nijenhuis geometry IV: Multicomponent KdV and Camassa–Holm equations Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Dynamics of Partial Differential Equations, published by International Press (United States), vol. 20, no. 1, pp. 73–98 ISTINA record doi
  17. 2023 Nijenhuis geometry III: gl-regular Nijenhuis operators Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Revista Matematica Iberoamericana, published by Universidad Autonoma de Madrid (Spain) DOI ISTINA record doi
  18. 2023 Symmetric matrices and maximal Nijenhuis pencils Konyaev Andrey Yurievich In: Sbornik: Mathematics (Matematicheskii Sbornik), published by Steklov Mathematical Institute (Moscow), vol. 214, no. 8, pp. 53–62 ISTINA record doi
  19. 2023 When a (1,1)-tensor generates separation of variables of a certain metric Konyaev Andrey Yu, Kress Jonathan M., Matveev Vladimir S. In: Journal of Geometry and Physics, published by Elsevier BV (Netherlands) DOI ISTINA record doi
  20. 2022 Geometry of Inhomogeneous Poisson Brackets, Multicomponent Harry Dym Hierarchies, and Multicomponent Hunter–Saxton Equations Konyaev A.Y. In: Russian Journal of Mathematical Physics, published by Pleiades Publishing, Ltd (Road Town, United Kingdom), vol. 29, pp. 518–541 ISTINA record doi
  21. 2021 Applications of Nijenhuis geometry II: maximal pencils of multi-Hamiltonian structures of hydrodynamic type Konyaev A.Yu., Bolsinov A.V., Matveev V.S. In: Nonlinearity, published by IOP Publishing ([Bristol, UK], England), vol. 34, no. 8, pp. 5136–5162 ISTINA record
  22. 2021 Applications of Nijenhuis geometry: non-degenerate singular points of Poisson–Nijenhuis structures Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: European Journal of Mathematics, published by Springer Nature (Switzerland) DOI ISTINA record doi
  23. 2021 Nijenhuis geometry Bolsinov Alexey V., Konyaev Andrey Yu, Matveev Vladimir S. In: Advances in Mathematics, published by Academic Press (United States) DOI ISTINA record doi
  24. 2021 Nijenhuis geometry II: Left-symmetric algebras and linearization problem for Nijenhuis operators Konyaev Andrey Yu In: Differential Geometry and its Applications, published by Elsevier BV (Netherlands), vol. 74 ISTINA record doi
  25. 2020 Completeness of commutative Sokolov–Odessky subalgebras and Nijenhuis operators on gl(n) Konyaev A.Yu. In: Sbornik: Mathematics (Matematicheskii Sbornik), published by Steklov Mathematical Institute (Moscow), vol. 4, no. 211, pp. 583–593 ISTINA record
  26. 2018 Completeness of some commutative subalgebras associated with Nijenhuis operators on Lie algebras Andrey Konyaev In: Doklady Mathematics, published by Nauka Publishing House (Moscow), vol. 479, no. 3, pp. 247–249 ISTINA record
  27. 2015 Geometry, dynamics and different types of orbits Fomenko A.T., Konyaev A.Y. In: Journal of Fixed Point Theory and its Applications, vol. 15, no. 49, pp. 49–66 ISTINA record doi
  28. 2014 Classification of Lie algebras with generic coadjoint representation orbits of dimension 2 Konyaev A.Yu. In: Sbornik: Mathematics (Matematicheskii Sbornik), published by Steklov Mathematical Institute (Moscow), vol. 205, no. 1, pp. 47–66 ISTINA record
  29. 2012 New approach to symmetries and singularities in integrable Hamiltonian systems Fomenko A., Konyaev A.Y. In: Topology and its Applications, published by Elsevier BV (Netherlands), vol. 159, no. 7, pp. 1964–1975 ISTINA record doi
  30. 2011 Algebraic and geometric properties of quadratic Hamiltonians defined by sectional operators Bolsinov A.V., Konyaev A.Yu. In: Mathematical Notes, published by Steklov Mathematical Institute (Moscow), vol. 90, no. 5, pp. 689–702 ISTINA record doi
  31. 2011 Uniqueness of recovery of parameters of sectional operators on simple complex Lie algebras Konyaev Andrey Yurievich In: Mathematical Notes, published by Steklov Mathematical Institute (Moscow), vol. 90, no. 3, pp. 384–393 ISTINA record doi
  32. 2010 Bifurcation diagram and discriminant of the spectral curve of integrable systems on Lie algebras Konyaev A.Yu. In: Sbornik: Mathematics (Matematicheskii Sbornik), published by Steklov Mathematical Institute (Moscow), vol. 201, no. 9, pp. 27–60 ISTINA record doi
  33. 2008 Bifurcation diagram and discriminant of integrable systems of rigid body type on the Lie algebras so(2n + 1), sp(2n) and sl(n) Konyaev A.Yu. In: Doklady Mathematics, published by Nauka Publishing House (Moscow), vol. 421, no. 1, pp. 18–20 ISTINA record
  34. 2006 Bending of curves on a plane by flows of incompressible fluid Konyaev A.Yu. In: Moscow University Mathematics Bulletin, published by Moscow University Press (Moscow), no. 5, pp. 55–57 ISTINA record

Book chapters and collected papers

3 records

  1. 2018 Survey of the Deformation Quantization of Commutative Families Sharygin G.I., Konyaev A.Yu. In: Recent Developments in Integrated Systems and Related Topics of Mathematical Physics, (Kezenoi-Am, Russia, 2016), eds. Buchstaber, Victor M., Konstantinou-Rizos, Sotiris, Mikhailov, Alexander V., Springer, Berlin, 2018, Springer Proceedings in Mathematics & Statistics series, Springer Berlin (Heidelberg, Germany), vol. 273 ISTINA record
  2. 2014 Algebra and Geometry Through Hamiltonian Systems Fomenko A.T., Konyaev A.Yu In Continuous and Distributed Systems, Solid Mechanics and Its Applications series, Springer Switzerland, vol. 211, p. 3-21 ISTINA record
  3. 2012 Algebra and topology of integrable systems. Research problems Bolsinov A.V., Izosimov A.M., Konyaev A.Yu., Oshemkov A.A. In: Proceedings of the Seminar on Vector and Tensor Analysis with their applications to geometry, mechanics and physics, published in Moscow University Publishing House Moscow, vol. 28, p. 119-191 ISTINA record

Conference talks

5 records

  1. 2026 Nijenhuis geometry and integrable billiards: the case of a flat (pseudo)metric Kibkalo V.A., Konyaev A.Yu. Voronezh Winter Mathematical School named after S.G. Krein, January 24-27, 2026, Voronezh, Russia, January 24-27, 2026
  2. 2025 Billiards and families of quadrics associated with integrable geodesic flows for geodesically equivalent metrics Kibkalo V.A., Konyaev A.Yu. 064w: Regular and chaotic dynamics, Sirius, Russia, October 27-31, 2025
  3. 2025 Integrable billiards and not only confocal quadrics Kibkalo V.A., Konyaev A.Yu. IX International Youth Scientific School-Conference “Current directions of mathematical analysis and related issues”, Voronezh, Russia, November 10-11, 2025
  4. 2025 Integrable billiards, projectively equivalent (pseudo)metrics and Nijenhuis geometry Kibkalo V.A., Konyaev A.Yu VIII INTERNATIONAL CONFERENCE Topological methods in dynamics and related topics December 11-13, 2025, Nizhny Novgorod, Russia, December 11-13, 2025
  5. 2017 Singular points of Nijenhuis opaerators Konyaev A.Yu. 4th Conference on Finite Dimensional Integrated Systems in Geometry and Mathematical Physics (FDIS2017), Barcelona, Spain, January 3-8, 2018