Results 81 to 90 of about 16,242 (186)

Universal Enveloping Algebras of Braided m-Lie Algebras

open access: yes, 2010
9pages
Guo, Lingwei   +2 more
openaire   +2 more sources

PBW Basis of Quantized Universal Enveloping Algebras

open access: yesPublications of the Research Institute for Mathematical Sciences, 1994
Let \(U_ q= U_ q({\mathfrak g})\) be the quantized universal enveloping algebra of the Lie algebra \({\mathfrak g}\) and \(U_ q^ +\) (resp. \(U_ q^ -\)) be the subalgebra generated by \(e_ i\)'s (resp. \(f_ i\)'s). \textit{G. Lusztig} constructed, by using his PBW base, the canonical base of \(U_ q^ -\) in the case \({\mathfrak g}\) is a finite ...
openaire   +2 more sources

Universal enveloping algebras of differential graded Poisson algebras

open access: yes, 2014
37 pages, the abstract is rewritten, another construction of the universal enveloping algebra is given and several typos are ...
Lü, Jiafeng   +2 more
openaire   +2 more sources

Deformation Quantization of Poisson Structures Associated to Lie Algebroids

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2009
In the present paper we explicitly construct deformation quantizations of certain Poisson structures on E*, where E → M is a Lie algebroid. Although the considered Poisson structures in general are far from being regular or even symplectic, our ...
Nikolai Neumaier, Stefan Waldmann
doaj   +1 more source

From Quantum AN to E8 Trigonometric Model: Space-of-Orbits View

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
A number of affine-Weyl-invariant integrable and exactly-solvable quantum models with trigonometric potentials is considered in the space of invariants (the space of orbits).
Alexander V. Turbiner
doaj   +1 more source

Crystalizing theq-analogue of universal enveloping algebras

open access: yesCommunications in Mathematical Physics, 1990
Let \(U_ q\) denote the quantized enveloping algebra over \({\mathbb{Q}}(q)\) associated to a symmetrizable Kac-Moody algebra \({\mathfrak g}\). For any integrable \(U_ q\)-module M the author defines a crystal base for M to be a pair (L,B) consisting of a lattice L of M and a \({\mathbb{Q}}\)-basis B of L/qL with certain nice properties.
openaire   +3 more sources

SU_2 Nonstandard Bases: Case of Mutually Unbiased Bases

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2007
This paper deals with bases in a finite-dimensionalHilbert space. Such a~space can be realized as a subspace of therepresentation space of SU$_2$ corresponding to an irreduciblerepresentation of SU$_2$.
Olivier Albouy, Maurice R. Kibler
doaj  

Higher-spin Poisson sigma models and holographic duality for SYK models

open access: yesJournal of High Energy Physics
SYK models provide an interesting playground for exploring the AdS 2/CFT 1 correspondence. We focus on a class of SYK models that exhibit higher-spin symmetry, whose gravity sector is described by a BF theory generalizing Jackiw-Teitelboim gravity to ...
Xavier Bekaert   +2 more
doaj   +1 more source

Universal enveloping algebras for Malcev color algebras

open access: yes, 2015
In this paper we give a construction of the universal enveloping algebra of a Malcev algebra in categories of group algebra comodules with a symmetry given by a bicharacter of the group. A particular example of such categories is the category of super vector spaces.
openaire   +2 more sources

Cayley-Klein Lie Algebras and Their Quantum Universal Enveloping Algebras

open access: yes, 1994
7 pages, AMS-TEX file, UVA/93 ...
Ballesteros, A.   +3 more
openaire   +2 more sources

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