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Related papers: Spin Calogero-Moser models on symmetric spaces

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We study symplectic leaves of Calogero-Moser spaces of type $G(\ell,1,n)$. We prove that the normalization of the closure of each symplectic leaf is isomorphic to some Calogero-Moser space. We also give a nice combinatorial parameterization…

Representation Theory · Mathematics 2022-07-12 Ruslan Maksimau

We study the symplectic leaves of the subvariety of fixed points of an automorphism of a Calogero-Moser space induced by an element of finite order of the normalizer of the associated complex reflection group $W$. We give a parametrization…

Representation Theory · Mathematics 2022-06-30 Cédric Bonnafé

We study complex integrable systems on quiver varieties associated with the cyclic quiver, and prove their superintegrability by explicitly constructing first integrals. We interpret them as rational Calogero-Moser systems endowed with…

Exactly Solvable and Integrable Systems · Physics 2021-10-04 Maxime Fairon , Tamás Görbe

Quantum Calogero-Moser spin system is a superintegable system with the spectrum of commuting Hamiltonians that can be described entirely in terms of representation theory of corresponding simple Lie group. In this paper the underlying Lie…

Mathematical Physics · Physics 2023-03-21 Nicolai Reshetikhin

In this paper we prove superintegrability of Hamiltonian systems generated by functions on $K\backslash G/K$, restriced to a symplectic leaf of the Poisson variety $G/K$, where $G$ is a simple Lie group with the standard Poisson Lie…

Mathematical Physics · Physics 2018-02-02 Nicolai Reshetikhin , Gus Schrader

In a previous paper, we introduce a class of integrable spin Calogero-Moser systems associated with the classical dynamical r-matrices with spectral parameter. Here the main purpose is to give explicit solutions of several factorization…

Mathematical Physics · Physics 2007-05-23 Luen-Chau Li

In this paper we construct certain quantum spin systems on moduli spaces of $G$-connections on a connected oriented finite graph, with $G$ a simply connected compact Lie group. We construct joint eigenfunctions of the commuting quantum…

Representation Theory · Mathematics 2023-05-05 Nicolai Reshetikhin , Jasper Stokman

The Hamiltonian symmetry reduction of the geodesics system on a symmetric space of negative curvature by the maximal compact subgroup of the isometry group is investigated at an arbitrary value of the momentum map. Restricting to regular…

Mathematical Physics · Physics 2009-11-11 L. Feher , B. G. Pusztai

We introduce spin Calogero-Moser systems associated with root systems of simple Lie algebras and give the associated Lax representations (with spectral parameter) and fundamental Poisson bracket relations. The associated integrable models…

Quantum Algebra · Mathematics 2009-11-07 Luen-Chau Li , Ping Xu

The subject of this paper is degenerate integrability in Hamiltonian mechanics. It starts with a short survey of degenerate integrability. The first section contains basic notions. It is followed by a number of examples which include the…

Mathematical Physics · Physics 2015-09-03 Nicolai Reshetikhin

We study classical integrable systems based on the Alekseev-Meinrenken dynamical r-matrices corresponding to automorphisms of self-dual Lie algebras, ${\cal G}$. We prove that these r-matrices are uniquely characterized by a non-degeneracy…

Mathematical Physics · Physics 2009-11-11 L. Feher , B. G. Pusztai

We investigate the symmetry algebras of integrable spin Calogero systems constructed from Dunkl operators associated to finite Coxeter groups. Based on two explicit examples, we show that the common view of associating one symmetry algebra…

Mathematical Physics · Physics 2008-12-24 Vincent Caudrelier , Nicolas Crampe

The representation theory of symmetric Lie superalgebras and corresponding spherical functions are studied in relation with the theory of the deformed quantum Calogero-Moser systems. In the special case of symmetric pair g=gl(n,2m),…

Representation Theory · Mathematics 2015-03-27 A. N. Sergeev , A. P. Veselov

We construct a class of interacting spin Calogero-Moser type systems. They can be regarded as a many particle system with spin degrees of freedom and as an integrable spin chain of Gaudin type. We prove that these Hamiltonian systems are…

Mathematical Physics · Physics 2023-03-01 Nicolai Reshetikhin

We consider a class of hyperplane arrangements $\mathcal A$ in ${\mathbb C}^n$ that generalise the locus configurations of \cite{CFV}. To such an arrangement we associate a second order partial differential operator of Calogero-Moser type,…

Mathematical Physics · Physics 2026-03-17 Yuri Berest , Oleg Chalykh

We exhibit the elliptic Calogero-Moser system as a Hitchin system of G-principal Higgs pairs. The group G, though naturally associated to any root system, is not semi-simple. We then interpret the Lax pairs with spectral parameter of [dP1]…

Algebraic Geometry · Mathematics 2009-10-31 J. C. Hurtubise , E. Markman

Integrable spin Calogero-Moser type systems with non-symmetric configurations of the singularities of the potential appeared in the work of Chalykh, Goncharenko, and Veselov in 1999. We obtain various generalisations of these examples by…

Mathematical Physics · Physics 2025-09-18 Misha Feigin , Mikhail Vasilev , Martin Vrabec

In this article we describe completely the singularities appearing in Calogero--Moser varieties associated (at any parameter) to the wreath product symplectic reflection groups. We do so by parameterizing the symplectic leaves in the…

Algebraic Geometry · Mathematics 2025-05-21 Gwyn Bellamy , Ruslan Maksimau , Travis Schedler

We make significant progress toward the classification of 2nd order superintegrable systems on 3-dimensional conformally flat space that have functionally linearly dependent (FLD) symmetry generators, with special emphasis on complex…

Mathematical Physics · Physics 2020-12-17 Bjorn K. Berntson , Ernest G. Kalnins , Willard Miller

We present a construction of a new integrable model as an infinite limit of Calogero models of N particles with spin. It is implemented in the multicomponent Fock space. Explicit formulas for Dunkl operators, the Yangian generators in the…

Mathematical Physics · Physics 2017-03-08 Sergey Khoroshkin , Maria Matushko , Evgeny Sklyanin
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