Results 11 to 20 of about 16,231 (186)

DG Poisson algebra and its universal enveloping algebra [PDF]

open access: yesScience China Mathematics, 2016
Accepted by Science China ...
Lü, Jiafeng   +2 more
openaire   +5 more sources

Carrollian and Galilean conformal higher-spin algebras in any dimensions

open access: yesJournal of High Energy Physics, 2022
We present higher-spin algebras containing a Poincaré subalgebra and with the same set of generators as the Lie algebras that are relevant to Vasiliev’s equations in any space-time dimension D ≥ 3. Given these properties, they can be considered either as
Andrea Campoleoni, Simon Pekar
doaj   +1 more source

Hodge decomposition of string topology

open access: yesForum of Mathematics, Sigma, 2021
Let X be a simply connected closed oriented manifold of rationally elliptic homotopy type. We prove that the string topology bracket on the $S^1$-equivariant homology $ {\overline {\text {H}}}_\ast ^{S^1}({\mathcal {L}} X,{\mathbb {Q}}) $ of the free ...
Yuri Berest   +2 more
doaj   +1 more source

Chern-Simons perturbative series revisited

open access: yesPhysics Letters B, 2021
A group-theoretical structure in a perturbative expansion of the Wilson loops in the 3d Chern-Simons theory with SU(N) gauge group is studied in symmetric approach.
E. Lanina, A. Sleptsov, N. Tselousov
doaj   +1 more source

On light-like deformations of the Poincaré algebra

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
We investigate the observational consequences of the light-like deformations of the Poincaré algebra induced by the jordanian and the extended jordanian classes of Drinfel’d twists.
Zhanna Kuznetsova, Francesco Toppan
doaj   +1 more source

Algebras, traces, and boundary correlators in N $$ \mathcal{N} $$ = 4 SYM

open access: yesJournal of High Energy Physics, 2021
We study supersymmetric sectors at half-BPS boundaries and interfaces in the 4d N $$ \mathcal{N} $$ = 4 super Yang-Mills with the gauge group G, which are described by associative algebras equipped with twisted traces.
Mykola Dedushenko, Davide Gaiotto
doaj   +1 more source

Enveloping algebras of Malcev algebras [PDF]

open access: yes, 2010
We first discuss the construction by Perez-Izquierdo and Shestakov of universal nonassociative enveloping algebras of Malcev algebras. We then describe recent results on explicit structure constants for the universal enveloping algebras (both ...
Bremner, Murray R.   +4 more
core   +3 more sources

Colored quantum universal enveloping algebras [PDF]

open access: yesJournal of Mathematical Physics, 1997
We define some new algebraic structures, termed colored Hopf algebras, by combining the coalgebra structures and antipodes of a standard Hopf algebra set ℋ, corresponding to some parameter set 𝒬, with the transformations of an algebra isomorphism group 𝒢, herein called color group.
openaire   +2 more sources

The q-Higgs and Askey–Wilson algebras

open access: yesNuclear Physics B, 2019
A q-analogue of the Higgs algebra, which describes the symmetry properties of the harmonic oscillator on the 2-sphere, is obtained as the commutant of the oq1/2(2)⊕oq1/2(2) subalgebra of oq1/2(4) in the q-oscillator representation of the quantized ...
Luc Frappat   +3 more
doaj   +1 more source

Twin-plane-partitions and N $$ \mathcal{N} $$ = 2 affine Yangian

open access: yesJournal of High Energy Physics, 2018
The universal enveloping algebra of W $$ \mathcal{W} $$ 1+∞ is isomorphic to the affine Yangian of g l 1 $$ \mathfrak{g}{\mathfrak{l}}_1 $$ . We study the N $$ \mathcal{N} $$ = 2 supersymmetric version of this correspondence, and identify the full set of
Matthias R. Gaberdiel   +2 more
doaj   +1 more source

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