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For q generic or a primitive l-th root of unity, q-Witt algebras are described by means of q-divided power algebras. The structure of the universal q-central extension of the q-Witt algebra, the q-Virasoro algebra, is also determined. q-Lie…

Quantum Algebra · Mathematics 2007-05-23 Naihong Hu

The conformal field theory for the $gl(N,N)$ affine Lie superalgebra in two space-time dimensions is studied. The energy-momentum tensor of the model, with vanishing Virasoro anomaly, is constructed. This theory has a topological symmetry…

High Energy Physics - Theory · Physics 2009-10-22 J. M. Isidro , A. V. Ramallo

We show how three-dimensional superconformal theories for any number N <= 8 of supersymmetries can be obtained by taking a conformal limit of the corresponding three-dimensional gauged supergravity models. The superconformal theories are…

High Energy Physics - Theory · Physics 2008-11-26 Eric A. Bergshoeff , Olaf Hohm , Diederik Roest , Henning Samtleben , Ergin Sezgin

Any N=2 superconformal field theory (SCFT) in four dimensions has a sector of operators related to a two-dimensional chiral algebra containing a Virasoro sub-algebra. Moreover, there are well-known examples of isolated SCFTs whose chiral…

High Energy Physics - Theory · Physics 2016-11-23 Matthew Buican , Takahiro Nishinaka

The dually conjugate Hopf algebras $Fun_{p,q}(R)$ and $U_{p,q}(R)$ associated with the two-parametric $(p,q)$-Alexander-Conway solution $(R)$ of the Yang-Baxter equation are studied. Using the Hopf duality construction, the full Hopf…

q-alg · Mathematics 2009-10-30 R. Chakrabarti , R. Jagannathan

The construction of a q-deformed N=2 superconformal algebra is proposed in terms of level 1 currents of ${\cal{U}}_{q} ({\widehat{su}}(2))$ quantum affine Lie algebra and a single real Fermi field. In particular, it suggests the expression…

q-alg · Mathematics 2008-11-26 E. Batista , J. F. Gomes , I. J. Lautenschleguer

We consider integrable vertex models whose Boltzmann weights (R-matrices) are trigonometric solutions to the graded Yang-Baxter equation. As is well known the latter can be generically constructed from quantum affine superalgebras…

Statistical Mechanics · Physics 2008-11-26 Christian Korff , Itzhak Roditi

The ``local'' structure of a quantum group G_q is currently considered to be an infinite-dimensional object: the corresponding quantum universal enveloping algebra U_q(g), which is a Hopf algebra deformation of the universal enveloping…

Quantum Algebra · Mathematics 2009-11-13 E. Celeghini , A. Ballesteros , M. A. del Olmo

For the complex Clifford algebra Cl(p,q) of dimension n=p+q we define a Hermitian scalar product. This scalar product depends on the signature (p,q) of Clifford algebra. So, we arrive at unitary spaces on Clifford algebras. With the aid of…

Mathematical Physics · Physics 2019-10-21 N. G. Marchuk , D. S. Shirokov

We give a unified description of our recent results on the the inter-relationship between the integrable infinite KP hierarchy, nonlinear $\hat{W}_{\infty}$ current algebra and conformal noncompact $SL(2,R)/U(1)$ coset model both at the…

High Energy Physics - Theory · Physics 2007-05-23 Feng Yu , Yong-Shi Wu

By considering a set of $N$ anyonic oscillators ( non-local, intrinsic two-dimensional objects interpolating between fermionic and bosonic oscillators) on a two-dimensional lattice, we realize the $SU_q(N)$ quantum algebra by means of a…

High Energy Physics - Theory · Physics 2009-10-22 Raffaele Caracciolo , Marco A. R-Monteiro

We construct a realization of the elliptic quantum algebra $U_{q,p}(\hat{sl_N})$ for any given level $k$ in terms of free boson fields and their twisted partners. It can be considered as the elliptic deformation of the Wakimoto realization…

Quantum Algebra · Mathematics 2009-10-06 Wen-Jing Chang , Xiang-Mao Ding

The discretized Poisson equation matrix (DPEM) in 1D has been shown to require an exponentially large number of terms when decomposed in the Pauli basis when solving numerical linear algebra problems on a quantum computer. Additionally,…

Quantum Physics · Physics 2025-07-22 Fouad Ayoub , James D. Baeder

It is known that there are 48 Virasoro algebras acting on the monster conformal field theory. We call conformal field theories with such a property, which are not necessarily chiral, code conformal field theories. In this paper, we…

Quantum Algebra · Mathematics 2021-09-15 Yuto Moriwaki

Lie conformal algebras are useful tools for studying vertex operator algebras and their representations. In this paper, we establish close relations between Poisson conformal algebras and representations of Lie conformal algebras. We also…

Quantum Algebra · Mathematics 2020-10-14 P. S. Kolesnikov

Generalizing the concept of primary fields, we find a new representation of the Virasoro algebra, which we call it a pseudo-conformal representation. In special cases, this representation reduces to ordinary- or logarithmic-conformal field…

High Energy Physics - Theory · Physics 2015-06-26 A. Aghamohammadi , A. Alimohammadi , M. Khorrami

This paper addresses a new characterization of $({\cal R},p,q)-$deformed Rogers-Szeg\"o polynomials by providing their three-term recurrence relation and the associated quantum algebra built with corresponding creation and annihilation…

Mathematical Physics · Physics 2012-04-23 J D Bukweli Kyemba , M N Hounkonnou

We define $(p,q)$ hermitian geometry as the target space geometry of the two dimensional $(p,q)$ supersymmetric sigma model. This includes generalised K\"{a}hler geometry for $(2,2)$, generalised hyperk\"{a}hler geometry for $(4,2)$, strong…

High Energy Physics - Theory · Physics 2020-04-22 Chris Hull , Ulf Lindström

The Gaussian matrix model is known to deform to the $q,t$-matrix model. We consider further deformation to the elliptic $q,t$ matrix model by properly deforming the Gaussian density as well as the Vandermonde factor. Properties of an…

High Energy Physics - Theory · Physics 2021-03-10 A. Mironov , A. Morozov

We discuss in detail the parasupersymmetric quantum mechanics of arbitrary order where the parasupersymmetry is between the normal bosons and those corresponding to the truncated harmonic oscillator. We show that even though the parasusy…

High Energy Physics - Theory · Physics 2010-12-17 B. Bagchi , S. N. Biswas , Avinash Khare , P. K. Roy