Results 41 to 50 of about 1,304,850 (179)

Miniscule representations, Gauss sum and modular invariance [PDF]

open access: yes, 2007
After explaining the concepts of Langlands dual and miniscule representations, we define an analog of the Gauss sum for any compact, simple Lie group with a simply laced Lie algebra.
Wu, Siye
core   +1 more source

About Periodic Shunkov Group Saturated with Finite Simple Groups of Lie Type Rank 1

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2016
The property of group G to be saturated with given set of groups X is a natural generalization of locally-cover definition (in class of locally finite groups) on periodic groups. Locally-finite group, witch has a locally-cover contains from finite simple
A. Shlepkin
doaj  

Positively curved 6-manifolds with simple symmetry groups

open access: yesAnais da Academia Brasileira de Ciências, 2002
Let M be a simply connected compact 6-manifold of positive sectional curvature. If the identity component of the isometry group contains a simple Lie subgroup, we prove that M is diffeomorphic to one of the five manifolds listed in Theorem A.Seja M uma 6-
FUQUAN FANG
doaj   +1 more source

Generic simplicity of quantum Hamiltonian reductions

open access: yesComptes Rendus. Mathématique, 2021
Let a reductive group $G$ act on a smooth affine complex algebraic variety $X.$ Let $\mathfrak{g}$ be the Lie algebra of $G$ and $\mu :T^*(X)\rightarrow \mathfrak{g}^*$ be the moment map.
Tikaradze, Akaki
doaj   +1 more source

Analysis of the Brylinski-Kostant model for spherical minimal representations [PDF]

open access: yes, 2011
We revisit with another view point the construction by R. Brylinski and B. Kostant of minimal representations of simple Lie groups. We start from a pair $(V,Q)$, where $V$ is a complex vector space and $Q$ a homogeneous polynomial of degree 4 on $V$. The
Achab, Dehbia, Faraut, Jacques
core  

Hidden symmetries of deformed oscillators

open access: yesNuclear Physics B, 2017
We associate with each simple Lie algebra a system of second-order differential equations invariant under a non-compact real form of the corresponding Lie group.
Sergey Krivonos   +2 more
doaj   +1 more source

Group manifolds and homogeneous spaces with HKT geometry: The role of automorphisms

open access: yesNuclear Physics B, 2020
We present a new simple proof of the fact that certain group manifolds as well as certain homogeneous spaces G/H of dimension 4n admit a triple of integrable complex structures that satisfy the quaternionic algebra and are covariantly constant with ...
A.V. Smilga
doaj   +1 more source

ON SOME VERTEX-TRANSITIVE DISTANCE-REGULAR ANTIPODAL COVERS OF COMPLETE GRAPHS

open access: yesUral Mathematical Journal, 2022
In the present paper, we classify abelian antipodal distance-regular graphs \(\Gamma\) of diameter 3 with the following property: \((*)\) \(\Gamma\) has a transitive group of automorphisms \(\widetilde{G}\) that induces a primitive almost simple ...
Ludmila Yu. Tsiovkina
doaj   +1 more source

Low degree representations of simple Lie groups [PDF]

open access: yesProceedings of the American Mathematical Society, 2011
We show that the number of irreducible representations of degree ≤ n
Guralnick, Robert   +2 more
openaire   +3 more sources

Poisson-Lie analogues of spin Sutherland models

open access: yesNuclear Physics B, 2019
We present generalizations of the well-known trigonometric spin Sutherland models, which were derived by Hamiltonian reduction of ‘free motion’ on cotangent bundles of compact simple Lie groups based on the conjugation action.
L. Fehér
doaj   +1 more source

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