Search Results - "Futorny, Vyacheslav"
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Representations of Lie algebras
Published in São Paulo Journal of Mathematical Sciences (01-05-2022)“…Most significant contributions to the Representation Theory of Lie algebras by the members of the research group of IME-USP and their collaborators are…”
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Positive Energy Representations of Affine Vertex Algebras
Published in Communications in mathematical physics (2021)“…We construct new families of positive energy representations of affine vertex algebras together with their free field realizations by using localization…”
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Weight Representations of Admissible Affine Vertex Algebras
Published in Communications in mathematical physics (01-08-2017)“…For an admissible affine vertex algebra V k ( g ) of type A , we describe a new family of relaxed highest weight representations of V k ( g ) . They are simple…”
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A Poisson algebra on the Hida Test functions and a quantization using the Cuntz algebra
Published in Letters in mathematical physics (01-04-2022)“…In this note, we define one more way of quantization of classical systems. The quantization we consider is an analogue of classical Jordan–Schwinger map which…”
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Fibers of characters in Gelfand-Tsetlin categories
Published in Transactions of the American Mathematical Society (01-08-2014)“…For a class of noncommutative rings, called Galois orders, we study the problem of an extension of characters from a commutative subalgebra. We show that for…”
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Noncommutative Noether’s problem vs classic Noether’s problem
Published in Mathematische Zeitschrift (01-08-2020)“…We prove that if two complex affine irreducible varieties are birational (that is their coordinate rings have isomorphic fields of fractions) then their rings…”
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Matrix stretching
Published in Open mathematics (Warsaw, Poland) (03-08-2024)“…We consider the tensor products of square matrices of different sizes and introduce the stretching maps, which can be viewed as a generalized matricization…”
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Corrigendum to “Matrix stretching”
Published in Open mathematics (Warsaw, Poland) (08-10-2024)Get full text
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Gelfand-Tsetlin theory for rational Galois algebras
Published in Israel journal of mathematics (01-08-2020)“…In the present paper we study Gelfand-Tsetlin modules defined in terms of BGG differential operators. The structure of these modules is described with the aid…”
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Positive Energy Representations of Affine Vertex Algebras
Published in Communications in mathematical physics (01-04-2021)Get full text
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Representations of the Lie algebra of vector fields on a torus and the chiral de Rham complex
Published in Transactions of the American Mathematical Society (01-09-2014)“…>, introduced by Malikov-Schechtman-Vaintrob (1999).]]>…”
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Weight modules over infinite dimensional Weyl algebras
Published in Proceedings of the American Mathematical Society (01-09-2014)“…We classify simple weight modules over infinite dimensional Weyl algebras and realize them using the action on certain localizations of the polynomial ring. We…”
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Classification of simple Gelfand–Tsetlin modules of (3)
Published in Bulletin of mathematical sciences (01-12-2021)“…We provide a classification and an explicit realization of all simple Gelfand–Tsetlin modules of the complex Lie algebra ( 3 ) . The realization of these…”
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Noncommutative Noether's problem for complex reflection groups
Published in Proceedings of the American Mathematical Society (01-12-2017)“…We solve some noncommutative analogue of the Noether's problem for the reflection groups by showing that the skew field of fractions of the invariant…”
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Generalized Verma Modules over Uq(𝖘𝖑n(ℂ))
Published in Algebras and representation theory (2020)“…We construct realizations of quantum generalized Verma modules for U q ( s l n ( ℂ ) ) by quantum differential operators. Taking the classical limit q → 1…”
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On the consistency of twisted generalized Weyl algebras
Published in Proceedings of the American Mathematical Society (01-10-2012)“…A twisted generalized Weyl algebra A depends on a base algebra R commuting automorphisms \sigma _i, n of R In a paper by Mazorchuk and Turowska, it is claimed…”
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DJKM algebras I: Their universal central extension
Published in Proceedings of the American Mathematical Society (01-10-2011)“…The purpose of this paper is to explicitly describe in terms of generators and relations the universal central extension of the infinite dimensional Lie…”
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Three Representation Types for Systems of Forms and Linear Maps
Published in Mathematics (Basel) (01-03-2021)“…We consider systems of bilinear forms and linear maps as representations of a graph with undirected and directed edges. Its vertices represent vector spaces;…”
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Integrable modules for affine Lie superalgebras
Published in Transactions of the American Mathematical Society (01-10-2009)“…Irreducible nonzero level modules with finite-dimensional weight spaces are discussed for nontwisted affine Lie superalgebras. A complete classification of…”
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Induced Modules for Affine Lie Algebras
Published in Symmetry, integrability and geometry, methods and applications (01-01-2009)“…We study induced modules of nonzero central charge with arbitrary multiplicities over affine Lie algebras. For a given pseudo parabolic subalgebra P of an…”
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