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Related papers: On the open Toda chain with external forcing

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An effective method for constructing explicit solutions to the Davey--Stewartson type integrable equations is discussed based on the use of a dressing chain. The application of the method is exemplified by the equation DS I, for which a new…

Exactly Solvable and Integrable Systems · Physics 2025-05-28 I. T. Habibullin , A. R. Khakimova

A novel approach is proposed to characterize the dynamics of perturbed many-body integrable systems. Focusing on the paradigmatic case of the Toda chain under non-integrable Hamiltonian perturbations, this study introduces a method based…

Exactly Solvable and Integrable Systems · Physics 2025-10-28 Stefano Lepri

In this paper, we continue to consider the 2-dimensional (open) Toda system (Toda lattice) for $SU(N+1)$. We give a much more precise bubbling behavior of solutions and study its existence in some critical cases

Analysis of PDEs · Mathematics 2016-08-16 Jürgen Jost , Chang-Shou Lin , Guofang Wang

The aim of this work is focused on linearizing and found the Lax Pairs of the algebraic complete integrability (a.c.i) Toda lattice associated with the twisted affine Lie algebra \(a_4^{\left(2\right)}\). Firstly, we recall that our case of…

Exactly Solvable and Integrable Systems · Physics 2025-01-07 Bruce Lionnel Lietap Ndi , Djagwa Dehainsala , Joseph Dongho

For any classical Lie algebra $g$, we construct a family of integrable generalizations of Toda mechanics labeled a pair of ordered integers $(m,n)$. The universal form of the Lax pair, equations of motion, Hamiltonian as well as Poisson…

High Energy Physics - Theory · Physics 2018-01-17 Liu Zhao , Wangyun Liu , Zhanying Yang

We generalize the Toda lattice (or Toda chain) equation to the square lattice; i.e., we construct an integrable nonlinear equation, for a scalar field taking values on the square lattice and depending on a continuous (time) variable,…

Exactly Solvable and Integrable Systems · Physics 2009-11-10 P. M. Santini , M. Nieszporski , A. Doliwa

Developing observation made in \cite{commut} we show that simple identity of the commutator type on an associative algebra is in one-to-one correspondence to 2D (infinite) Toda chain. We introduce representation of elements of associative…

Exactly Solvable and Integrable Systems · Physics 2007-11-08 A. K. Pogrebkov

A sequence of solutions to the equation of symmetry for the continuous Toda chain in $1+2$ dimensions is represented in explicit form. This fact leads to the supposition that this equation is completely integrable.

High Energy Physics - Theory · Physics 2009-10-28 D. B. Fairlie , A. N. Leznov

In this paper, we present a general scheme to construct integrable systems based on realization in the coboundary dynamical Poisson groupoids of Etingof and Varchenko. We also present a factorization method for solving the Hamiltonian…

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

We present a study of a quasi-integrable deformation of the three-particle open Toda chain, constructed by introducing a translation-invariant three-body interaction terms. Although this modification explicitly breaks the exact…

Exactly Solvable and Integrable Systems · Physics 2025-12-30 H. Blas , A. C. R. do Bonfim , L. T. Teixeira , G. K. R. de Souza

We study the dynamics of an inextensible, closed interface subject to bending forces and immersed in a two-dimensional and incompressible Stokes fluid. We formulate the problem as a boundary integral equation in terms of the tangent angle…

Analysis of PDEs · Mathematics 2024-05-07 Eduardo García-Juárez , Po-Chun Kuo , Yoichiro Mori

We investigate the form of equilibrium spatio-temporal correlation functions of conserved quantities, and of energy transport in the Toda lattice and in other integrable models. From numerical simulations we find that the correlations…

Statistical Mechanics · Physics 2016-12-28 Aritra Kundu , Abhishek Dhar

We obtain the exact generalised hydrodynamics for the integrable Toda system. The Toda system can be seen in a dual way, both as a gas and as a chain. In the gas point of view, using the elastic and factorised scattering of Toda particles,…

Statistical Mechanics · Physics 2019-08-20 Benjamin Doyon

In this letter we discuss the classical integrable elliptic Toda chain proposed by I. Krichever. Our goal is to construct an open elliptic Toda chain with boundary terms. This is achieved using the factorized form of the Lax matrix and…

Exactly Solvable and Integrable Systems · Physics 2026-03-03 A. Zotov

This work establishes a large deviation principle for the spectral measure of the Lax matrix associated to the periodic Toda chain of $N$ particles, subject to a generalised Gibbs measure. This large deviation principle is governed by a…

Probability · Mathematics 2026-04-08 Tamara Grava , Alice Guionnet , Karol K. Kozlowski , Alex Little

In this letter we show that the force-free Duffing-van der Pol oscillator is completely integrable for a specific parametric choice. We derive a general solution for this parametric choice. Further, we describe a procedure to construct the…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 V. K. Chandrasekar , M. Senthilvelan , M. Lakshmanan

The Banach Poisson geometry of multi-diagonal Hamiltonian systems having infinitely many integrals in involution is studied. It is shown that these systems can be considered as generalizing the semi-infinite Toda lattice which is an example…

Symplectic Geometry · Mathematics 2007-05-23 Anatol Odzijewicz , Tudor Ratiu

The hierarchy of the classical nonlinear integrable equations associated with relativistic Toda chain model is considered. It is formulated for the N-th powers of the quantum operators of the corresponding quantum integrable models.…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 S. Pakuliak , S. Sergeev

This is an overview about a method of constructing ccc forcings: Suppose first that a continuous, commutative system of complete embeddings between countable forcings indexed along $\omega_1$ is given. Then its direct limit satisfies ccc by…

Logic · Mathematics 2008-11-07 Bernhard Irrgang

A system of nonlinear ordinary differential equations with forcing function is developed to model evolution processes in complex systems. In this system R, C, and P are the resource, consumption, and production functions correspondingly. F…

Atmospheric and Oceanic Physics · Physics 2017-11-01 Lev A Maslov