Results 21 to 30 of about 417,561 (337)

All opinions are not equal: Toward a consensual approach to the development of drug policy

open access: yesAustralian Journal of Social Issues, Volume 57, Issue 4, Page 812-828, December 2022., 2022
Abstract Drug policy has been subjected to much scrutiny from different stakeholder groups who present sometimes very different opinions on solutions to address a problem. Reconciling such differences, that are underpinned by both anecdotal and empirical evidence, is a priority yet to be fully achieved.
Gabriel T. W. Wong, Matthew Manning
wiley   +1 more source

Soft factorization in QED from 2D Kac-Moody symmetry

open access: yesJournal of High Energy Physics, 2018
The soft factorization theorem for 4D abelian gauge theory states that the S $$ \mathcal{S} $$-matrix factorizes into soft and hard parts, with the universal soft part containing all soft and collinear poles.
Anjalika Nande   +2 more
doaj   +1 more source

Bethe Vectors of Quantum Integrable Models with GL(3) Trigonometric R-Matrix

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
We study quantum integrable models with GL(3) trigonometric $R$-matrix and solvable by the nested algebraic Bethe ansatz.Using the presentation of the universal Bethe vectors in terms of projections of products of the currents of the quantum affine ...
Samuel Belliard   +3 more
doaj   +1 more source

(Chiral) Virasoro invariance of the tree-level MHV graviton scattering amplitudes

open access: yesJournal of High Energy Physics, 2022
In this paper we continue our study of the tree level MHV graviton scattering amplitudes from the point of view of celestial holography. In arXiv:2008.04330 we showed that the celestial OPE of two gravitons in the MHV sector can be written as a linear ...
Shamik Banerjee   +2 more
doaj   +1 more source

Current Algebraic Structures over Manifolds: Poisson Algebras, q-Deformations and Quantization [PDF]

open access: yesJ.Geom.Phys. 27 (1998) 30-48, 1996
Poisson algebraic structures on current manifolds (of maps from a finite dimensional Riemannian manifold into a 2-dimensional manifold) are investigated in terms of symplectic geometry. It is shown that there is a one to one correspondence between such current manifolds and Poisson current algebras with three generators. A geometric meaning is given to
arxiv   +1 more source

El problema didáctico del álgebra elemental: Un análisis macro-ecológico desde la teoría antropológica de lo didáctico

open access: yesREDIMAT, 2015
We present a global, synthetic and updated vision of the contributions made by the anthropological theory of the didactic to the problem of teaching elementary algebra. We start by summarising the first results obtained by Yves Chevallard in the 80s that
Noemí Ruiz Munzón   +2 more
doaj   +1 more source

Boosting to BMS

open access: yesJournal of High Energy Physics, 2022
Bondi-Metzner-Sachs (BMS) symmetries, or equivalently Conformal Carroll symmetries, are intrinsically associated to null manifolds and in two dimensions can be obtained as an Inönü-Wigner contraction of the two-dimensional (2d) relativistic conformal ...
Arjun Bagchi   +2 more
doaj   +1 more source

A current algebra approach to the equilibrium classical statistical mechanics and its applications

open access: yesCondensed Matter Physics, 2013
The non-relativistic current algebra approach is analyzed subject to its application to studying the distribution functions of many-particle systems at the temperature equilibrium and their stability properties.
N. Bogolubov, A. Prykarpatsky
doaj   +1 more source

Diffeomorphisms as quadratic charges in 4d BF theory and related TQFTs

open access: yesJournal of High Energy Physics, 2023
We present a Sugawara-type construction for boundary charges in 4d BF theory and in a general family of related TQFTs. Starting from the underlying current Lie algebra of boundary symmetries, this gives rise to well-defined quadratic charges forming an ...
Marc Geiller   +3 more
doaj   +1 more source

OFF-CRITICAL CURRENT ALGEBRAS [PDF]

open access: yesInternational Journal of Modern Physics A, 1995
We discuss the infinite-dimensional algebras appearing in integrable perturbations of conformally invariant theories, with special emphasis on the structure of the consequent non-Abelian infinite-dimensional algebra generalizing W∞ to the case of a non-Abelian group.
Maria Cristina Batoni Abdalla   +3 more
openaire   +3 more sources

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