Results 11 to 20 of about 5,034 (247)

GENERICALLY FREE REPRESENTATIONS II: IRREDUCIBLE REPRESENTATIONS [PDF]

open access: yesTransformation Groups, 2020
We determine which faithful irreducible representations $V$ of a simple linear algebraic group $G$ are generically free for Lie($G$), i.e., which $V$ have an open subset consisting of vectors whose stabilizer in Lie($G$) is zero. This relies on bounds on $\dim V$ obtained in prior work (part I), which reduce the problem to a finite number of ...
Garibaldi, Skip, Guralnick, Robert M.
openaire   +2 more sources

Irreducible representations of diperiodic groups [PDF]

open access: yesJournal of Physics A: Mathematical and General, 1998
30 pages, 5 figures, 28 tables, 18 refs, LaTex2 ...
Milošević, I.   +3 more
openaire   +2 more sources

Irreducible Representations of Algebras [PDF]

open access: yesCanadian Journal of Mathematics, 1974
The concept of the universal enveloping algebra of a (not necessarily associative) algebra X is basic to the study of the representations of X, because there is a one-to-one correspondence between the representations of X and . If one is only interested in studying a certain class of the representations of X, the thought occurs that there may exist a ...
openaire   +1 more source

On the primitive irreducible representations of finitely generated nilpotent groups

open access: yesДоповiдi Нацiональної академiї наук України, 2021
We develop some tecniques whish allow us to apply the methods of commutative algebra for studing the representations of nilpotent groups. Using these methods, in particular, we show that any irreducible representation of a finitely generated nilpotent ...
A.V. Tushev
doaj   +1 more source

Fuzzy de Sitter space

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We discuss properties of fuzzy de Sitter space defined by means of algebra of the de Sitter group $$\text {SO}(1,4)$$ SO(1,4) in unitary irreducible representations.
Maja Burić   +2 more
doaj   +1 more source

Comments of Z22-supersymmetry in superfield formalism

open access: yesNuclear Physics B, 2022
We investigate superfield formulation of the minimal Z22-supersymmetry. It is shown that the integrability on Z22-superspace guarantees the invariance of action.
S. Doi, N. Aizawa
doaj   +1 more source

On non-admissible irreducible modulo $p$ representations of $\protect \mathrm{GL}_{2}(\protect \mathbb{Q}_{p^{2}})$

open access: yesComptes Rendus. Mathématique, 2020
We use a Diamond diagram attached to a 2-dimensional reducible split mod $p$ Galois representation of $\mathrm{Gal}(\overline{\mathbb{Q}_{p}}/\mathbb{Q}_{p^{2}})$ to construct a non-admissible smooth irreducible mod $p$ representation of $\mathrm{GL}_{2}(
Ghate, Eknath, Sheth, Mihir
doaj   +1 more source

Automorphy lifting with adequate image

open access: yesForum of Mathematics, Sigma, 2023
Let F be a CM number field. We generalise existing automorphy lifting theorems for regular residually irreducible p-adic Galois representations over F by relaxing the big image assumption on the residual representation.
Konstantin Miagkov, Jack A. Thorne
doaj   +1 more source

Quantized Flag Manifolds and Irreducible *-Representations [PDF]

open access: yesCommunications in Mathematical Physics, 1999
We study irreducible *-representations of a certain quantization of the algebra of polynomial functions on a generalized flag manifold regarded as a real manifold. All irreducible *-representations are classified for a subclass of flag manifolds containing in particular the irreducible compact Hermitian symmetric spaces.
Stokman, Jasper V.   +1 more
openaire   +3 more sources

Irreducible representations of groupoid 𝐶*-algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 2008
If G G is a second countable locally compact Hausdorff groupoid with Haar system, we show that every representation induced from an irreducible representation of a stability group is irreducible.
Ionescu, Marius, Williams, Dana P.
openaire   +3 more sources

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