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Related papers: Calogero-Moser Models III: Elliptic Potentials and…

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The Lax pair of the Ruijsenaars-Schneider model with interaction potential of trigonometric type based on Dn Lie algebra is presented. We give a general form for the Lax pair and prove partial results for small n. Liouville integrability of…

High Energy Physics - Theory · Physics 2012-10-30 Kai Chen , Bo-yu Hou

In this paper we construct layer potentials for elliptic differential operators using the Lax-Milgram theorem, without recourse to the fundamental solution; this allows layer potentials to be constructed in very general settings. We then…

Analysis of PDEs · Mathematics 2017-03-22 Ariel Barton

The `excised ensemble', a random matrix model for the zeros of quadratic twist families of elliptic curve $L$-functions, was introduced by Due\~nez, Huynh, Keating, Miller and Snaith. The excised model is motivated by a formula for central…

Mathematical Physics · Physics 2016-02-17 Ian A. Cooper , Patrick W. Morris , Nina C. Snaith

We show that the N-particle A_{N-1} and B_N rational Calogero models without the harmonic interaction admit a new class of bound and scattering states. These states owe their existence to the self-adjoint extensions of the corresponding…

High Energy Physics - Theory · Physics 2011-07-19 B. Basu-Mallick , Pijush K. Ghosh , Kumar S. Gupta

In this paper we study the scattering theory of the classical hyperbolic Sutherland model associated with the C(n) root system. We prove that for any values of the coupling constants the scattering map has a factorized form. As a byproduct…

Mathematical Physics · Physics 2015-05-20 B. G. Pusztai

The integrability of the classical and quantum rational Calogero-Moser systems is verified explicitly via the Lax pair method for the case $n=3$. We provide an extensive survey of reflection groups and root systems. The…

Mathematical Physics · Physics 2020-08-19 Yana Staneva

We present a new type of integrable one-dimensional many-body systems called a one-parameter Calogero-Moser (CM) system. In the discrete level, the Lax pairs with a parameter are introduced and, of course, the discrete-time equations of…

Exactly Solvable and Integrable Systems · Physics 2023-05-31 Umpon Jairuk , Sikarin Yoo-Kong

We deform N-dimensional (Euclidean, spherical and hyperbolic) oscillator and Coulomb systems, replacing their angular degrees of freedom by those of a generalized rational Calogero model. Using the action-angle description, it is…

High Energy Physics - Theory · Physics 2015-04-06 Tigran Hakobyan , Olaf Lechtenfeld , Armen Nersessian

Topological lattices have recently generated a great deal of interest based on the unique mechanical properties rooted in their topological polarization, including the ability to support localized modes at certain floppy edges. The study of…

Applied Physics · Physics 2021-12-08 Mohammad Charara , Kai Sun , Xiaoming Mao , Stefano Gonella

We review the recent approach to the construction of (3+1)-dimensional integrable dispersionless partial differential systems based on their contact Lax pairs and the related $R$-matrix theory for the Lie algebra of functions with respect…

Exactly Solvable and Integrable Systems · Physics 2019-01-17 M. Blaszak , A. Sergyeyev

We use $Planck$ 2018 data to constrain the simplest models of scalar-tensor theories characterized by a coupling to the Ricci scalar of the type $F(\sigma) R$ with $F(\sigma) = N_{pl}^2 + \xi \sigma^2$. We update our results with previous…

Cosmology and Nongalactic Astrophysics · Physics 2020-10-20 Mario Ballardini , Matteo Braglia , Fabio Finelli , Daniela Paoletti , Alexei A. Starobinsky , Caterina Umiltà

In this review we explain interrelations between the Elliptic Calogero-Moser model, integrable Elliptic Euler-Arnold top, monodromy preserving equations and the Knizhnik-Zamolodchikov-Bernard equation on a torus.

Exactly Solvable and Integrable Systems · Physics 2015-06-26 M. Olshanetsky

The reductions of the free geodesic motion on a non-compact simple Lie group G based on the $G_+ \times G_+$ symmetry given by left- and right multiplications for a maximal compact subgroup $G_+ \subset G$ are investigated. At generic…

Mathematical Physics · Physics 2011-07-19 L. Feher , B. G. Pusztai

We develop the theory of twisted L^2-cohomology and twisted spectral invariants for flat Hilbertian bundles over compact manifolds. They can be viewed as functions on the first de Rham cohomology of M and they generalize the standard…

dg-ga · Mathematics 2008-02-03 Varghese Mathai , Mikhail Shubin

We present a first example of an integrable (3+1)-dimensional dispersionless system with nonisospectral Lax pair involving algebraic, rather than rational, dependence on the spectral parameter, thus showing that the class of integrable…

Exactly Solvable and Integrable Systems · Physics 2019-02-07 A. Sergyeyev

We consider a class of Hamiltonian systems in 3 degrees of freedom, with a particular type of quadratic integral and which includes the rational Calogero-Moser system as a particular case. For the general class, we introduce separation…

Exactly Solvable and Integrable Systems · Physics 2022-05-25 Allan P. Fordy , Qing Huang

We study a class of random matrices arising from the Lax matrix structure of classical integrable systems, particularly the Calogero family of models. Our focus is the density of eigenvalues for these random matrices. The problem can be…

Statistical Mechanics · Physics 2025-05-26 Jitendra Kethepalli , Manas Kulkarni , Anupam Kundu , Herbert Spohn

It is shown how a system of evolution equations can be developed both from the structure equations of a submanifold embedded in three-space as well as from a matrix SO(6) Lax pair. The two systems obtained this way correspond exactly when a…

Mathematical Physics · Physics 2011-04-07 Paul Bracken

We describe classical top-like integrable systems arising from the quantum exchange relations and corresponding Sklyanin algebras. The Lax operator is expressed in terms of the quantum non-dynamical $R$-matrix even at the classical level,…

High Energy Physics - Theory · Physics 2015-06-19 A. Levin , M. Olshanetsky , A. Zotov

We introduce a class of multidimensional Schr\"odinger operators with elliptic potential which generalize the classical Lam\'e operator to higher dimensions. One natural example is the Calogero--Moser operator, others are related to the…

Quantum Algebra · Mathematics 2009-11-07 Oleg Chalykh , Pavel Etingof , Alexei Oblomkov
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