Results 31 to 40 of about 5,842 (96)

Symmetrizable Quantum Affine Superalgebras And Their Representations

open access: yes, 1996
Aspects of the algebraic structure and representation theory of the quantum affine superalgebras with symmetrizable Cartan matrices are studied. The irreducible integrable highest weight representations are classified, and shown to be deformations of ...
Drinfeld V. G., R. B. Zhang
core   +3 more sources

Maximal dimensional subalgebras of general Cartan‐type Lie algebras

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 2, Page 605-624, February 2025.
Abstract Let k$\mathbb {k}$ be a field of characteristic zero and let Wn=Der(k[x1,…,xn])$\mathbb {W}_n = \operatorname{Der}(\mathbb {k}[x_1,\ldots,x_n])$ be the nth$n{\text{th}}$ general Cartan‐type Lie algebra. In this paper, we study Lie subalgebras L$L$ of Wn$\mathbb {W}_n$ of maximal Gelfand–Kirillov (GK) dimension, that is, with GKdim(L)=n ...
Jason Bell, Lucas Buzaglo
wiley   +1 more source

Quasiconformal Group Approach to Higher Spin Algebras, their Deformations and Supersymmetric Extensions

open access: yes, 2016
The quasiconformal method provides us with a unified approach to the construction of minimal unitary representations (minrep) of noncompact groups, their deformations as well as their supersymmetric extensions.
Gunaydin, Murat
core   +1 more source

Transient Voltage Stability: A Review of Practical Criteria and Assessment Indices

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
This paper delves into the concept of transient voltage stability, and analyzes global practical criteria to summarize a more adaptable three‐stage criterion. It also classifies and summarizes existing transient voltage stability assessment indices and highlights three key aspects in the future research of the indices.
Zherun Dong   +6 more
wiley   +1 more source

Helical Path Tortuosity Model for Sandstone Formations: A Unified Approach Across Permeability Ranges

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
This study develops a helical path tortuosity model with formation‐specific parameterization to address the critical limitation of existing tortuosity models that typically excel within narrow permeability ranges. The model decomposes total tortuosity into three physically meaningful components: geometric tortuosity arising from flow path winding ...
Khaled Altarawneh   +2 more
wiley   +1 more source

Approximation properties of torsion classes

open access: yesBulletin of the London Mathematical Society, Volume 56, Issue 12, Page 3819-3828, December 2024.
Abstract We strengthen a result of Bagaria and Magidor (Trans. Amer. Math. Soc. 366 (2014), no. 4, 1857–1877) about the relationship between large cardinals and torsion classes of abelian groups, and prove that (1)the Maximum Deconstructibility principle introduced in Cox (J. Pure Appl. Algebra 226 (2022), no.
Sean Cox, Alejandro Poveda, Jan Trlifaj
wiley   +1 more source

Non-linear Lie conformal algebras with three generators

open access: yes, 2007
We classify certain non-linear Lie conformal algebras with three generators, which can be viewed as deformations of the current Lie conformal algebra of sl_2.
Bakalov, Bojko, De Sole, Alberto
core   +3 more sources

On the equivalence of Lurie's ∞$\infty$‐operads and dendroidal ∞$\infty$‐operads

open access: yesJournal of Topology, Volume 17, Issue 4, December 2024.
Abstract In this paper, we prove the equivalence of two symmetric monoidal ∞$\infty$‐categories of ∞$\infty$‐operads, the one defined in Lurie [Higher algebra, available at the author's homepage, http://math.ias.edu/~lurie/, September 2017 version] and the one based on dendroidal spaces.
Vladimir Hinich, Ieke Moerdijk
wiley   +1 more source

Supersymmetry of the Chiral de Rham Complex

open access: yes, 2006
We present a superfield formulation of the chiral de Rham complex (CDR) of Malikov-Schechtman-Vaintrob in the setting of a general smooth manifold, and use it to endow CDR with superconformal structures of geometric origin.
Ben-Zvi, David   +2 more
core   +2 more sources

Functional Data Analysis: An Introduction and Recent Developments

open access: yesBiometrical Journal, Volume 66, Issue 7, October 2024.
ABSTRACT Functional data analysis (FDA) is a statistical framework that allows for the analysis of curves, images, or functions on higher dimensional domains. The goals of FDA, such as descriptive analyses, classification, and regression, are generally the same as for statistical analyses of scalar‐valued or multivariate data, but FDA brings additional
Jan Gertheiss   +3 more
wiley   +1 more source

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