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Some talks of Yury Neretin on international conferences and in universities



  • Categories enveloping infinite-dimensional groups, School 'Geometry and physics', Srni, Chehia, February 1990.

  • Representations of group of diffeomorphisms of circle. 'Danish seminar on representation theory'. May, 1990.

  • Representations of infinite dimensional groups, Copenhagen, Mathematical Institute, May 1990 (series of talks).

  • Enveloping categories of infinite dimensional groups. Conference 'Infinite dimensional differential geometry', Schr\"odinger institute, Vienna, 1991

  • Enveloping categories of infinite dimensional groups. Semester 'Infinite-dimensional groups' Pisa, Scuola Normale Superiore, June 1992.

  • Infinitely far elements of groups, Conference 'Enveloping algebras', Paris, June 1992

  • Infinite-dimensional groups, their mantles, trains, and representations. Paris, First European Mathematical Congress, invited lecture, July 1992

  • Integral operators with Gaussian kernels, Paris, Jussieu, Faraut's seminar March, 1993

  • Virasoro algebra and univalent functions, Paris, Jussieu, Malliavin's seminar, April, 1993

  • Spinor representation and categorical extensions of representations, Paris, Jussieu, Malliavin's seminar April, 1993

  • Infinite-dimensional groups Pisa, Scuola Normale Superiore, De Concini's seminar, April--March, 1993 (series of talks)

  • Representations of categories of Riemannian surfaces, Roma, University La Sapiensa, Procesi's seminar May 1993.

  • Constructions of conformal field theories. University of Padova, Physical Dept., May, 1993

  • Symplectic semigroup. Oberwolfach, 'Orderings in Lie groups', October, 1993

  • Hinges, Oberwolfach, 'Orderings in Lie groups', October, 1993

  • Integral operators with Gaussian kernels, Yale University, May 1994

  • Complexification of the group of diffeomorphisms of circle, Yale University, May 1994

  • Hinges Yale University, June 1994

  • Fractional diffusions. Yale University, June 1994

  • Representations of categories, MIT, Kac's seminar. May, 1994

  • Integral operators with Gaussian kernels an morphisms of canonical commutation relations, Boston, 'Von Neumann symposium', June, 1994

  • Representations of classical categories, Oberwolfach, 'Algebraic groups', April 1995

  • On multiplicative structures on complete symmetric varieties. "Seminar Basel-Freiburg-Strasbourg on representation theory", Frieburg, November, 1996

  • Mantles, trains, and representations of infinite dimensional groups, Hamburg University, December 1996

  • Boundary values of holomorphic functions, Max-Plank-Institute, Manin's seminar, Bonn 1995

  • Boundary values of holomorphic functions and singular unitary representations Mittag-Leffler Institute, Program 'Noncommutative harmonic analysis', November, 1995

  • On compression of angles in symmetric spaces. Darmstadt University, Hoffmann's seminar, March 1996

  • Constructions of conformal field theories, Max-Plank-Institute, Bonn, 1996

  • Boundaries of symmetric spaces, Max-Plank-Institute, Oberseminar, Bonn, 1996

  • Boundary values of holomorphic functions and singular unitary representations, Mittag-Leffler Institute, Program 'Noncommutative harmonic analysis', February, 1996

  • Boundary values of holomorphic functions and some spectral problems for unitary representations Schr\"odinger institute, Semester 'Representation theory', June 1996

  • Boundary values of holomorphic functions and some spectral problems for unitary representations, Seminar Gottingen-Klausthal on representation theory, December, 1996

  • On complexifications of the group of diffeomorphisms of the circle, 'Seminar Sophus Lie', Erlangen, December 1996

  • Integral Operators with Gauss Kernels and the Symplectic Semigroup, 'Seminar Sophus Lie', Erlangen, December 1996

  • Compression of angles in symmetric spaces, Oberwolfach, 'Positivity in Lie groups', December 1996

  • Integral operators with Gaussian kernels, Odense University, February, 1997

  • Representations of group of diffeomorphisms of circle, Strasbourg University, April, 1997

  • Boundary values of holomorphic functions and singular unitary representations, Oberwolfach, May 1997

  • Morphisms of canonical commutation relations, Workshop 'Geometry and Physics', Bialaveza, Poland, July, 1997

  • Fractional diffusions and representations of the group of diffeomorphisms of circle, Marseile, Lumini. 'Analysis on infinite-dimensional groups', September, 1997

  • Compression of angles in symmetric spaces and conformal geometry. RIMS, Kyoto, Semester 'Kashibara forum', October, 1997

  • Compression of angles in symmetric spaces and conformal maps, Bonn University, Ballmann's, December, 1997

  • Fractional diffusions, Bonn, Stochastic Institute, Albeverio's seminar, December, 1997

  • A restriction of a function holomorphic in a domain to a curve lying in the boundary, Odense University, May, 1998

  • Fractional diffusions Workshop 'Geometry and Physics', Bialaveza, Poland, July, 1998

  • p-adic fractional diffusions, University Lyon-2, December 1998

  • Conformal field theories, Grenoble University, Fourier Institute, December 1998

  • Matrix analogues of beta-functions, Schr\"odinger institute, 'Complex analysis'. September 1999

  • Boundary values of holomorphic functions and Plancherel formula for Berezin representations, Schr\"odinger institute, 'Complex analysis'. September 1999

  • Conformal geometry of symmetric spaces, Schr\"odinger Institute, September, 1996

  • Matrix analogues of beta-functions, Prague University, Physical Dept., 1999

  • Plancherel formula for Berezin kernel-representations, Twente, 'Special functions', September 1999

  • Analysis on trees, Grenoble University, Fourier Institute, March--May 2000 (series of lectures)

  • Group of spheromorphisms University of Montpelier (France), Workshop on Thompson-type groups, April, 2000

  • Plancherel formula for Berezin kernel-representations, Oberwolfach, 'Noncommutative harmonic analysis, April, 2000

  • Inverse limits of unitary groups and matrix beta-function, Schr\"odinger Institute, Vienna program 'Algebraic Groups, Invariant Theory, and Applications', Autumn 2000 Representations of categories and boundaries of symmetric spaces, Erwin Schrodinger Institute, Vienna, autumn 2000 (series of lectures)

  • Plancherel formula for Berezin deformation of $L^2$ of symmetric space. Marseille, Lumini, Conference in honor of A.A.Kirillov, December 2000

  • Conformal structures on symmetric spaces and Krein-Shmul'yan maps, Nancy University, December, 2000

  • Combinatorial analogue of the group of diffeomorphisms of the circle and Hilbert spaces associated with trees Schr\"odinger institute, Vienna, program "Random walks", June 2001.

  • Gaussian operators and symplectic category, Schr\"odinger institute, Vienna, program "Symplectic geometry", June 2001

  • Analysis of Berezin kernels on symmetric spaces MS RI, Berkeley, program 'Representation theory and integral geometry", 2001

  • Inverse limits of unitary groups MSRI, Berkeley, program 'Representation theory and integral geometry", 2001

  • Boundaries of symmetric spaces, series of lectures on School 'Geometry and Physics', Srni, Chehia, 2002

  • Groups of hierarchomorphisms of trees, Conference "Harmonic analysis", Luxembourg-Metz, September 2002

  • Complete colliniations and hinge semigroup University of Michigan, Fulton's seminar, November 2002

  • Spinor representation and linear relations, University of Michigan, Dolgachev's seminar, December 2002

  • Inverse limits of unitary groups, University of Michigan, colloquium lecture, November 2002.

  • Inverse limits of unitary groups Yale University, colloquium lecture, November 2002

  • Karpelevich boundary, Michigan State University, geometric seminar, November 2002

  • Inverse limits of unitary groups, Michigan State University, Functional analysis seminar, November 2002

  • Inverse limits of unitary groups and their imitation on level of eigenvalues, Workshop 'Geometric methods in physics', Bialoveza, Poland, July 2003

  • Inverse limits of unitary groups, Lie Group and Representation Theory Seminar, RIMS, Kyoto, October 2003

  • Structures of boson Fock space in the space of symmetric, Lie Group and Representation Theory Seminar RIMS, Kyoto, October 2003

  • On Stasheff, Kapranov, and Karpelevich polyhedra, Schr\"odinger institute, Vienna, December 2003

  • Variety of structures of Lie algebras on n-dimensional space, Seminar 'Sophus Lie', Vienna, January 2004

  • Geometric quantization on the space of univalent functions, seminar on Lie groups, Geneva, May 2004

  • Inverse limits of unitary groups and their imitation on the level of eigenvalues, St-Petersburg, conference in honor of A.M.Vershik, 2004

  • Gauss integral operators and symplectic category, University of North Caroline, 2004

  • Inverse limits of unitary groups, University of North Caroline, 2004

  • Rayleigh triangles and beta-integrals, University of North Caroline, 2004

  • Morphisms of symmetric spaces and some properties of complex distance, Duke University (USA), Bryant's seminar, 2004

  • Haar measures, North-Eastern University, Shubin's Basic Notions Seminar, 2004

  • Zak transform and integral operators with theta-kernels", Schr\"odinger institute, Program 'Numerical harmonic analysis', Vienna, 2005

  • Gaussian fermionic operators, Schr\"odinger institute, Programm "Complex analysis", Vieenna, 2005

  • Spherical functions on the group of diffeomorphisms of the circle and reproducing kernels on the space of univalent functions, Twente, conference "Geometric aspect of quantization and integrable systems", 2005

  • Stein-Sahi kernels. Workshop ``Complex analysis, Operator Theory, and applications to Mathematical Physics'', ESI, Vienna; October, 2006

  • Extension of representations of classical groups to representations of categories. University of Amiens, February 2007

  • Spinor representation and conformal field theories University of Angers, March 2007

  • Affine isometric actions and polymorphisms. Workshop ``Amenability beyond groups'', ESI, Vienna; March, 2007

  • Space of holomorphic functionals on univalent functions as a model of a boson Fock space Conference ``New trends in complex and harmonic analysis'';, Bergen, Norway May 2007, sectional talk

  • Space of univalent functions as infinite dimensional analog of Cartan domain. Program ``Representation theory, complex analysis and integral geometry'', Max-Planck-Institute, Bonn, June, 2007

  • Berezin kernels. Russian--Japanese workshop``Quantization and representation theory'' Tambov, Russia; September, 2007

  • Inverse limits of classical groups (two talks) Russian--Japanese workshop``Quantization and representation theory'' Tambov, Russia; September, 2007

  • Gaussian integral operators. Virasoro algebra and univalent functions. Workshop "Virasoro algebra", Bergen University, October, 2007 (series of talks)

  • Inverse limits of classical groups. Meeting "Representation theory", Oberwolfach, October, 2007

  • On natural kernels on symmetric spaces. ``Seminar Sophus Lie'', Vienna, November 2007.

  • Gauss-Berezin operators and spinor representation of the supergroup $OSp(2p|2q)$. Twente conference in Lie groups, Enscheide, Holland, December, 2007

  • Harmonic analysis of Berezin kernels. Japanese--Russian workshop ``Quantization and representation theory'', Fukuoka, Japan, February, 2008

  • Hilbert spaces of holomorphic functions and Berezin kernels. Workshop ``Complex analysis and mathematical physics'', Sandane, Norway, June, 2008

  • Multivariate characteristic functions Levicco conference on symmetric spaces, Italy, June 2010

  • Spherical representations of in nite-dimensional groups and categories of double cosets. Representation Theory and Harmonic Analysis, Oberwolfach, Germany, 2010

  • Multi-operator colligations and multi-variate characteristic functions. New Trends in Harmonic and Complex Analysis, June 2010 Jacobs University, Bre- men, Germany (sectional talk)

  • Multioperator colligations and their characteristic functions, Sophus Lie Seminar, Marburg, Germany, January 2011

  • Multiplications of double cosets for infnite-dimensional groups Noncommutative harmonic analysis and representation theory, Universite du Luxembourg, June, 2011

  • Multivariate characteristic functions and double coset spaces for infinite- dimensional groups, XXX Workshop on Geometric Methods in Physics 26.06- 02.07.2011, Bialowieza, Poland

  • Infinite-dimensional classical groups, multiplication of double cosets, and multivariate inner functions, Program "Analysis on Lie Groups", Max-Plank- Institute, Bonn, 01.09.2011

  • Infinite symmetric groups and two-dimensional simplicial bordisms, Seminar "Topics in Topology" Max Planck Institute, Bonn, 19.09.2011.

  • Multivariate characteristic functions Algebraic methods in geometry, Telc, Czech Republic, October 2011

  • Infinite symmetric group, two-dimensional simplicial bordisms, and Feyn- mann diagrams. XXXI Workshop on Geometric Methods in Physics, Bialowieza, Poland, June 2012

  • Virasoro algebra and Riemannian surfaces (series of lectures), School Physics and Geometry", Bialostok, Bialowieza, Poland, July 2012

  • Inverse limits of unitary groups and infinite dimensional analogs of Haar measures. Marburg University, colloquim.

  • Weil representations and its applications, University of Marburg, February 2013 12.03. 2010 (series of lectures)

  • Spaces of conjugacy classes and double cosets (series of lectures) Advances in Teichmuller theory, Vienna, ESI, April 2013

  • Infnite symmetric group, checker topological field theories, and Feyn- mann diagrams. Teichmuller theory : quantization and relations with physics, Vienna, ESI, April, 2013

  • Difference Sturm–Liouville operators in imaginary direction XXXII Workshop on Geometric Methods in Physics, Bialowieza, July 2013

  • Geometry of double cosets and infinite-dimensional groups (series of lectures), Bialowieza, July 2013

  • Invariants of conjugacy classes and rational maps of Grassmannians, Tyurin memorial conference, Steklov Institute, Moscow, 28.10.2013

  • Hua-Pickrell measures and representations of infinite-dimensional groups CIRM, Luminy, France, 12-18.12.2013

  • Infinite symmetric group and simplicial bordisms. Sophus Lie seminar 46, 12.01, 2014, Paderborn, Germany

  • Inverse limits of unitary groups. Lomonosov readings, Moscow State University, 18.04.2014

  • Spectral data for several matrices and multivariable analogs of Livshits characteristic functions Workshop Hilbert Modules and Complex Geometry, Oberwolfach, 20 Apr - 26 Apr 2014

  • Multivariate characteristic functions for families of operators. Mini-workshop KATS2014 (Komplexe Analysis und/et Theorie spectrale), in honor V.Katsnelson, , Linz, Austria, 12-13.05.2014

  • Cartier Model and Integral operators with theta-kernels Conference 'Modern time-frequency analysis', Storbl, Austria, 2-6 June 2014

  • Infinite symmetric group and simpicial bordisms Representations, Dynamics, Combinatorics: in the Limit and Beyond. In honor of Anatoly Vershik, St-Petersburg, 8-15 June 2014

  • Matrix beta-integral XXXIII WORKSHOP ON GEOMETRIC METHODS IN PHYSICS, 2014 Bialowieza, Poland, June 2014

  • Introduction to infinite-dimensional harmonic analysis (a series of lectures) III School "Geometry and Physics" July 2014

  • The group of diffeomorphisms of the circle and its completion Workshop "Infinite-dimensional Riemannian geometry", Wien, ESI, January 12 - 16, 2015

  • The space of holomorphic functionals on the space of univalent functions and actions of the group of diffeomorphisms of the circle Programme on Infinite-dimensional Riemannian geometry with applications to image matching and shape analysis, ESI, 29.01.2015

  • Infinite symmetric group and bordisms of two-dimensional triangulated surfaces. Geometry and Dynamics Seminar. Tel-Aviv University

  • Double cosets of classical groups with respect to small subgroups and their characteristic functions Generalizations of symmetric spaces, Nahsholim, Israel, 23.05.2015

  • Thompson groups and mapping class groups XXXIV Workshop on Geometric Methods in Physics, Bialowieza, 3 July 2015

  • Hilbert spaces of holomorphic functions(a series of lectures) XXXIV School on Geometry and Physics, Bialowieza, Poland, 6-11 July 2015

  • Infinite symmetric group and combinatorial constructions of topological field theory type. Dynamics, Combinatorics, Representations , Sankt-Petersburg, 1 September 2015

  • "Groups of hierarchomorphisms of trees and related Hilbert spaces Measured Group Theory, ESI, Vienna, 28.1.2016

  • Reproducing kernels on the space of univalent functions. Complex analysis and vision theory, Voss, Norway, 13.05.2016

  • Infinite symmetric group and topological field theories Workshop on Grothendieck-Teichmüller Theories , Tianjin, China, 28 July 2016

  • Difference operators in imaginary direction 4-th International Workshop on Analysis, Probability and Geometry, Moscow, 26 September 2016

  • Closures of group actions and Poisson measures Conference: Anosov systems and modern dynamics. Moscow, 19-23 December 2016.

  • Determinantal systems of differential equations. Conference: Geometry and Algebra of PDEs (in honor of Valentin Lychagin), Tromse, Norway, 6-10 June 2017

  • Multiplication of double cosets on infinite symmetric group and combinatorial cobordisms. Conference: Representation Theory at the Crossroads of Modern Mathematics (in honor of Alexandre Kirillov), Reims, France, 29 May - 2 June 2017

  • Reproducing kernels on the space of univalent functions XXXVI Workshop on Geometric Methods in Physics, Bialowieza, Poland, 4 July, 2017

  • Noncommutative harmonic analysis. On some solvable but unsolved problems VI School "Geometry and Physics, Bialowieza, Poland 26-30 June 2017

  • Operational calculus for Fourier transform for the group $GL(2, R)$ XXXVI Workshop on Geometric Methods in Physics, Bialowieza, Poland, 3 July, 2018.

  • Representations of infinite symmetric group and constructions of topological field theory type, New Frontiers in Representation Theory, International Conference, dedicated to the 70th birthday of Professor Grigori Olshanski, Skoltech, Moskow, 10 January, 2019

  • An analog of the Dougall formula and of the de Branges--Wilson integral Workshop 'Elliptic integrable systems, special functions and quantum field theory' Nordita, Stockholm, 17.10.2019

  • Riesz products and spectral decompositions for generic measure preserving transformations. XXXVIII Workshop on Geometric Methods in Physics, Bialowieza, Poland, 30 June 2019

  • Infinite symmetric groups and cobordisms of triangulated surfaces. International conference 'Riemann surfaces and Teichmuller theory', St. Petersburg, 10 July 2019

  • Infinite symmetric groups and cobordisms of triangulated surfaces Workshop 'Groups in Madrid', 29.11.2019

  • Polyhomomorphisms of locally compact groups. International conference 'Central and invariant measures and applications', Euler Institute, St.-Petersburg, 18.08.2020 (zoom).

  • Groups of infinite matrices over finite fields, International confrence 'New Perspectives in Asymptotic Representation Theory. In memory of Sergei Kerov (1946-2000), Euler institute, St.-Petersburg, 23.08.2021 (zoom)

  • Kolmogorov reform. History of mistakes. International conference " Classical and modern geometry. In honor of Levon S. Atanasyan on his 100th birthday , Moscow Pedagogical State University, 02.11.2022 (zoom).

  • Operational calculus for Plancherel decomposition. International conference Symmetry in Geometry and Analysis. Conference in honor of the 60th birthday of Toshiyuki KOBAYASHI, Reims university, 07.06.2002

  • Action of overalgebras in Plancherel decompositions. Conference Seminar 'Sophus Lie', 2022 , Nordfjordeid, Norway, 16.06.2022

  • On closures of groups in unitary representations. General seminar on logic, University 'Paris cite', Paris, France, 26.09.2022

  • On closures of infinite-dimensional groups in unitary representations. Logical seminar, Institut Camille Jordan (Université Lyon I / CNRS, Lyon, France, 29.09.2022

  • Infinite symmetric groups and cobordisms of triangulated surfaces. Afternoon on group theory, L'Ecole normale superieure, Paris, 19.10.2022.

  • Polyhomomorphisms of locally compact groups. Totally disconnected locally compact groups from a geometric perspective 11-15 September 2023, Münster, Germany, 14.09.2023.

  • "Rational" maps of Bruhat--Tits buildings. Geometry beyond Riemann: Curvature and Rigidity, Wien, ESI, 17.10.2023.

    Some talks in Russia

  • Almost invariant structures and representations of group of diffeomorphisms of circle, "Winter school on Lie algebras", Zimenki, 1985

  • Constructions of representations of group of diffeomorphisms of circle, Vershik's seminar, St-Peterburg, 1987

  • Spinor representation as representation of categories, "Winter school on Lie algebras", Levkovo, 1988

  • Complexification of the group of diffeomorphisms of the circle, "School on operator theory", Tambov, 1987

  • On space of Lie algebras, "School on invariant theory", Kumyshkan, 1988

  • Representations of category $\mathrm Shtan$, Vershik's seminar, St.-Peterburg, 1988

  • Holomorphic extensions of the group of diffeomorphisms of circle, "School on representation theory and its applications in physics", Tambov, 1989

  • Representations of group of diffeomorphisms of circle and constructions of conformal field theory, Fradkin's seminar, Physical Institute of Academy of Sciences, 1989

  • Representations of group of diffeomorphisms of circle. Moscow Mathematical Society, 1989

  • Representations of categories. School "Algebra and Analysis", Irkutsk, 1989 (series of talks)
  • Partially discrete spectra in noncommutative harmonic analysis, School "Analysis on homogeneous spaces, Tambov, 1996 (series of talks)

  • Representations of groups of diffeomorphisms of Riemannian surface. Shafarevich's seminar, 1987

  • Fractional diffusions, group of diffeomorphisms of the circle, and loop groups. Seminar "Globus", 2001

  • Inverse limits of unitary groups, Moscow Mathematical Society, 2003

  • Beta-function of Bruhat--Tits buildings. Shafarevich's seminar, 2004

  • Boundary values of holomorphic functions, Seminar on Complex Analysis, Moscow State University, April, 2007

  • Virasoro algebra and space of univalent functions. Seminar on Complex analysis, Steklov Institute, Moscow, April, 2007

  • Ramified integrals and domain of holomorphy of matrix elements of semisimple groups Seminar on geometry of algebraic manifolds, 24.12. 2007, Steklov institute

  • Orthosymplectic spinors and Lagrangian super-Grassmannian, Shafarevich seminar 14.10.2008

  • On spherical functions on the group $\SU(2)\times\SU(2)\times \SU(2)$. Vinberg's seminar, 02.04.2008, Moscow State University

  • Multiplication of double cosets on infinite-dimensional groups. Classical groups seen from infinity, Confrence in honor of Olshanski, Moscow, August 2009

  • Representations of infinite symmetric group and topological field theories. Shafarevich seminar 17.11.2009

  • Infinite-dimensional classical groups and rational curves in Lagrangian Grassmannians. Shafarevich seminar, 24.10.2009

  • Representation of infinite symmetric group and topological field theories. Seminar 'Riemann surfaces, Lie algebras, and mathematical physics, Independent University,

  • Representations of infinite symmetric group and topological field theories. Seminar of High Economics School, 24.03.2010.

  • Spectral data for families of matrices and multiplication of double cosets on infinite-dimensional groups. Laboratory of algebraic geometry and its applications, Moscow. 24.03.2012

  • Difference operators in imaginary direction. Shkalikov's seminar, Moscow State University 23.03.2012

  • sf Multiplication of double cosets on infinite-dimensional groups. Seminar 'Riemann surfaces, Lie algebras, and mathematical physics, Independent University, 30.03.2012

  • Gaussian measures and polymorphisms., Bogachev's seminar, Moscow State University, April 2012

  • Infinite symmetric group two-dimensional simplicial bordisms, and Feynmann diagrams. GLOBUS, Seminar of Independent University, 13.12 2012

  • Infinite-dimensional symmetric group, two-dimensional bordisms, and Feynmann diagrams. Seminar 'Riemann surfaces, Lie algebras, and mathematical physics, Independent University, 17.05/2013

  • Infinite symmetric group and topological field theories. Mathphys seminar, High Economics school, Moscow, 08.04.2014

  • Haar measure. Series of lectures, Moscow State University, November 2014

  • Infinite symmetric group and two-dimensional simplicial bordisms Seminar 'Group Theory' (A,Yu,Olshanski, A.A.Klyachko), Moscow State University, 22.4.2016

  • Determinantal point processes and fermionian Gaussian operators, Seminar 'Dynamical systems and differential equations' April 17, 2017 (Moscow State University)

  • Higher dimensional analogs of Livshits-Potapov characteristic functions and inner functions of a matrix variable Seminar "Complex analysis in several variables" (Vitushkin Seminar), Moscow State University April 19, 2017

  • Problem of separation of spectra in unitary representations. Seminar on mathematical Physics, High schoool of economics, Moscow, 26 April 2017

  • Gaussian measures and spreading maps. Dynamical systems and differential equations April 19, 2018 16:45, Moscow State University

  • Double cosets on invinite-dimensional groups and rational maps of Grassamnnians. Methods in algebraic geometry in integrable systems and quantum physics, 6 September 2018, Moscow Institute of Physics and Technology

  • Infinite-dimensional $(G,K)$-pairs and train constructions Skoltech, Skolkovo, 19.02.2019

  • Pair of commuting hypergeometrical operators on the complex plane and bispectrality. Semimar Operator models and Spectral analysis, MechMath Dept., Moscow State University, 01.03.2019

  • Difference Sturm-Liouville operators in imaginary direction and bispectrality Seminar on Complex Analysis (Gonchar Seminar) Steklov Mathematical Institute, April 1, 2019

  • On the spectral decomposition under the restriction to a subgroup, Seminar Lie groups and invariant theory, March 23, 2022 (Zoom)

    Some talks in Vienna

    Colloquiums

  • Inverse limits of unitary groups, Vienna, colloquium, April 2004

  • Constructions of conformal field theory, University of Vienna, colloquium lecture, 2005

    Geometry seminar

  • Klyachko space of spatial polygons, March 2008

  • Spinors over the supergroup OSp, November 2007

  • Space of univalent functions as an object of geometry and complex analysis,, April 2007

  • Polygonal curves in 3-sphere and action of the braid group , 12.05.09

  • Coordinates on the Teichmuller space and the action of the mapping class group 26.05.09

  • Infinite symmetric group and simplicial topological field theories 19.10.09

    Seminar "Denjoy-Carleman-Differenzierbare Funktionen" Vienna, 2010

  • Free Lie groups and braid Lie groups

    Vienna, NuHAG Seminar,

  • Cartier-Zak transform and integral operators with theta-kernels, May 2011

    Vienna, "Geometry and Analysis on Groups" seminar

  • Infinite symmetric group and combinatorial cobordisms. 5 December 2017