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An orthogonal basis of weight vectors for a class of infinite-dimensional representations of the orthosymplectic Lie superalgebra osp(2m+1|2n) is introduced. These representations are particular lowest weight representations V(p), with a…

Mathematical Physics · Physics 2015-06-24 N. I. Stoilova , J. Van der Jeugt

The defining relations (triple relations) of n pairs of parafermion operators f_j^\pm (j=1,...,n) are known to coincide with a set of defining relations for the Lie algebra so(2n+1) in terms of 2n generators. With the common Hermiticity…

High Energy Physics - Theory · Physics 2009-11-13 N. I. Stoilova , J. Van der Jeugt

It is known that the defining relations of the orthosymplectic Lie superalgebra osp(1|2n) are equivalent to the defining (triple) relations of n pairs of paraboson operators $b^\pm_i$. In particular, with the usual star conditions, this…

High Energy Physics - Theory · Physics 2008-11-26 S. Lievens , N. I. Stoilova , J. Van der Jeugt

The goal of this paper is to give an explicit construction of the Fock spaces of the parafermion and the paraboson algebra, for an infinite set of generators. This is equivalent to constructing certain unitary irreducible lowest weight…

High Energy Physics - Theory · Physics 2009-08-24 N. I. Stoilova , J. Van der Jeugt

The algebraic structure generated by the creation and annihilation operators of a system of m parafermions and n parabosons, satisfying the mutual parafermion relations, is known to be the Lie superalgebra osp(2m+1|2n). The Fock spaces of…

Mathematical Physics · Physics 2019-04-02 N. I. Stoilova , J. Van der Jeugt

When the relative commutation relations between a set of m parafermions and n parabosons are of ``relative parafermion type'', the underlying algebraic structure is the classical orthosymplectic Lie superalgebra osp(2m+1|2n). The relative…

Mathematical Physics · Physics 2018-07-11 N. I. Stoilova , J. Van der Jeugt

In this paper we reexamine the definition of parafermions and parabosons by means of Green's triple relations, and extend these relations by including a parity operator $P$ which is also determined by means of triple relations. As a…

Mathematical Physics · Physics 2026-05-01 N. I. Stoilova , J. Van der Jeugt

The parastatistics Fock spaces of order $p$ corresponding to an infinite number of parafermions and parabosons with relative paraboson relations are constructed. The Fock spaces are lowest weight representations of the $Z_2 \times…

Mathematical Physics · Physics 2023-09-12 N. I. Stoilova , J. Van der Jeugt

For the Lie superalgebra $q(n+1)$ a description is given in terms of creation and annihilation operators, in such a way that the defining relations of $q(n+1)$ are determined by quadratic and triple supercommutation relations of these…

Quantum Algebra · Mathematics 2009-10-31 T. D. Palev , J. Van der Jeugt

A Fock space is introduced that admits an action of a quantum group of type A supplemented with some extra operators. The canonical and dual canonical basis of the Fock space are computed and then used to derive the finite-dimenisonal…

Quantum Algebra · Mathematics 2011-11-09 Shun-Jen Cheng , Weiqiang Wang , R. B. Zhang

The minimal representation of a semisimple Lie group is a 'small' infinite-dimensional irreducible unitary representation. It is thought to correspond to the minimal nilpotent coadjoint orbit in Kirillov's orbit philosophy. The…

Representation Theory · Mathematics 2020-08-27 Sigiswald Barbier , Sam Claerebout , Hendrik De Bie

We recall the relation between the Lie superalgebra $osp(1/2n)$ and para-Bose operators. The quantum superalgebra $U_q[osp(1/2n)]$, defined as usual in terms of its Chevalley generators, is shown to be isomorphic to an associative algebra…

q-alg · Mathematics 2009-10-28 T. D. Palev , J. Van der Jeugt

We classify irreducible super unitary representations of an orthosymplectic Lie superalgebra $ \mathfrak{osp}(M/N; \mathbb{R} ) $ using the notion of super dual pairs in $ \mathfrak{osp}(M/N) $.

Representation Theory · Mathematics 2022-06-07 Kyo Nishiyama , Hirotoshi Furutsu

Utilizing Lie superalgebra (LS) realizations via the Relative Parabose Set algebra $P_{BF}$, combined with earlier results on the Fock-like representations of $P_{BF}^{(1,1)}$, we proceed to the construction of a family of Fock-like…

Representation Theory · Mathematics 2012-05-21 K. Kanakoglou , A. Herrera-Aguilar

A $Z_2\times Z_2$-graded Lie superalgebra $g$ is a $Z_2\times Z_2$-graded algebra with a bracket $[.,.]$ that satisfies certain graded versions of the symmetry and Jacobi identity. In particular, despite the common terminology, $g$ is not a…

Mathematical Physics · Physics 2024-02-20 N. I. Stoilova , J. Van der Jeugt

The Fock space of bosons and fermions and its underlying superalgebra are represented by algebras of functions on a superspace. We define Gaussian integration on infinite dimensional superspaces, and construct superanalogs of the classical…

High Energy Physics - Theory · Physics 2007-05-23 Joachim Kupsch , Oleg G. Smolyanov

In this paper, the structure of the parafermion vertex operator algebra associated to an integrable highest weight module for simple affine Lie superalgebra $osp(1|2n)$ is studied. Particularly, we determine the generators for this algebra.

Quantum Algebra · Mathematics 2021-08-21 Cuipo Jiang , Qing Wang

We study a particular class of infinite-dimensional representations of $\mathfrak{osp}(1|2n)$. These representations $L_n(p)$ are characterized by a positive integer $p$, and are the lowest component in the $p$-fold tensor product of the…

Representation Theory · Mathematics 2021-03-26 Asmus K. Bisbo , Hendrik De Bie , Joris Van der Jeugt

The Lie algebra $so(2n+1)$ and the Lie superalgebra $osp(1/2n)$ are quantized in terms of $3n$ generators, called preoscillator generators. Apart from $n$ "Cartan" elements the preoscillator generators are deformed para-Fermi operators in…

High Energy Physics - Theory · Physics 2011-04-15 Tchavdar D. Palev

The Fock-like representations of the Relative Parabose Set (\textsc{Rpbs}) algebra in a single parabosonic and a single parafermionic degree of freedom are investigated. It is shown that there is an infinite family (parametrized by the…

Representation Theory · Mathematics 2011-08-11 K. Kanakoglou , A. Herrera-Aguilar
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