Results 21 to 30 of about 66,909 (247)

Homogeneous spaces of unsolvable Lie groups that do not admit equiaffine connections of nonzero curvature [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2023
An important subclass among homogeneous spaces is formed by isotropically-faithful homogeneous spaces, in particular, this subclass contains all homogeneous spaces admitting invariant affine connection.
Mozhey, Natalya Pavlovna
doaj   +1 more source

Novikov structures on solvable Lie algebras [PDF]

open access: yes, 2005
We study Novikov algebras and Novikov structures on finite-dimensional Lie algebras. We show that a Lie algebra admitting a Novikov structure must be solvable.
Bakalov   +14 more
core   +2 more sources

A non-reductive N=4 superconformal algebra [PDF]

open access: yes, 2001
A new N=4 superconformal algebra (SCA) is presented. Its internal affine Lie algebra is based on the seven-dimensional Lie algebra su(2)\oplus g, where g should be identified with a four-dimensional non-reductive Lie algebra.
Ali A, Giveon A, Jørgen Rasmussen
core   +4 more sources

ODE/IM correspondence and Bethe ansatz for affine Toda field equations

open access: yesNuclear Physics B, 2015
We study the linear problem associated with modified affine Toda field equation for the Langlands dual gˆ∨, where gˆ is an untwisted affine Lie algebra.
Katsushi Ito, Christopher Locke
doaj   +1 more source

Beilinson–Drinfeld Schubert varieties and global Demazure modules

open access: yesForum of Mathematics, Sigma, 2021
We compute the spaces of sections of powers of the determinant line bundle on the spherical Schubert subvarieties of the Beilinson–Drinfeld affine Grassmannians. The answer is given in terms of global Demazure modules over the current Lie algebra.
Ilya Dumanski   +2 more
doaj   +1 more source

Symplectic Reflection Algebras and Affine Lie Algebras [PDF]

open access: yesMoscow Mathematical Journal, 2012
26 pages, latex; in the new version, misprints and errors pointed out by the referee were ...
openaire   +4 more sources

An application of Lie superalgebras to affine Lie algebras

open access: yesJournal of Algebra, 1990
AbstractLet g be a finite dimensional complex simple Lie algebra and ĝ the associated affine Lie algebra. Let V be a finite dimensional irreducible g-module and X an integrable highest weight ĝ-module. We show that the tensor product of X with the space L(V) of loops in V is reducible if the highest weight of X is “large” compared with that of V. (This
Andrew Pressley, Vyjayanthi Chari
openaire   +2 more sources

A Quantization Procedure of Fields Based on Geometric Langlands Correspondence

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2009
We expose a new procedure of quantization of fields, based on the Geometric Langlands Correspondence. Starting from fields in the target space, we first reduce them to the case of fields on one-complex-variable target space, at the same time increasing ...
Do Ngoc Diep
doaj   +1 more source

BGG reciprocity for current algebras [PDF]

open access: yes, 2014
It was conjectured by Bennett, Chari, and Manning that a BGG-type reciprocity holds for the category of graded representations with finite-dimensional graded components for the current algebra associated to a simple Lie algebra.
Chari, Vyjayanthi, Ion, Bogdan
core   +1 more source

Realization of locally extended affine Lie algebras of type $A_1$ [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2016
Locally extended affine Lie algebras were introduced by Morita and Yoshii in [J. Algebra 301(1) (2006), 59-81] as a natural generalization of extended affine Lie algebras.
Gholamreza Behboodi
doaj  

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