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We define an integrable lattice model which, in the notation of Yang, in addition to the conventional 2-particle $R$-matrices also contains non-reducible 3-particle $R$-matrices. The corresponding modified Yang-Baxter equations are solved…

统计力学 · 物理学 2007-05-23 J. Ambjorn , Sh. Khachatryan , A. Sedrakyan

We derive an explicit mapping between the spectra of conserved local operators of integrable quantum lattice models and the density distributions of their thermodynamic particle content. This is presented explicitly for the Heisenberg XXZ…

统计力学 · 物理学 2016-06-06 Enej Ilievski , Eoin Quinn , Jacopo De Nardis , Michael Brockmann

We point out that the construction of a martingale observable describing the spin interface of the two-dimensional Ising model extends to a class of non-integrable variants of the two-dimensional Ising model, and express it in terms of…

数学物理 · 物理学 2024-10-18 Rafael L. Greenblatt , Eveliina Peltola

We defined exponential maps with one parameter, associated with geodesics on the parameter surface. By group theory we proposed a formula of the critical points, which is a direct sum of the Lie subalgebras at the critical temperature. We…

综合物理 · 物理学 2009-12-17 You-Gang Feng

In this paper, we consider the unitary critical restricted-solid-on-solid (RSOS) lattice $\mathcal{M}(5,6)$ model with integrable boundary conditions. We introduce its commuting double row transfer matrix satisfying the universal functional…

高能物理 - 理论 · 物理学 2018-05-17 Omar El Deeb

In this paper, we develop a general theory for the estimation of the transition probabilities of reversible Markov chains using the maximum entropy principle. A broad range of physical models can be studied within this approach. We use…

统计力学 · 物理学 2015-05-14 Erik Van der Straeten

We consider the case of an integrable quantum spin chain with ``soliton non-preserving'' boundary conditions. This is the first time that such boundary conditions have been considered in the spin chain framework. We construct the transfer…

高能物理 - 理论 · 物理学 2007-05-23 Anastasia Doikou

We present extensive numerical simulations of a family of non-equilibrium Potts models with absorbing states that allows for a variety of scenarios, depending on the number of spin states and the range of the spin-spin interactions. These…

统计力学 · 物理学 2019-06-18 Ahmadreza Azizi , James Stidham , Michel Pleimling

We show that the celebrated six-vertex model of statistical mechanics (along with its multistate generalizations) can be reformulated as an Ising-type model with only a two-spin interaction. Such a reformulation unravels remarkable…

数学物理 · 物理学 2023-01-11 Vladimir V. Bazhanov , Sergey M. Sergeev

In graph signal processing, the graph adjacency matrix or the graph Laplacian commonly define the shift operator. The spectral decomposition of the shift operator plays an important role in that the eigenvalues represent frequencies and the…

数值分析 · 计算机科学 2016-11-09 Stephen Kruzick , Jose M. F. Moura

We introduce a random matrix framework for studying statistical-mechanical lattice systems through spectral observables. Equilibrium configurations sampled from a Boltzmann measure are mapped to matrix ensembles whose covariance structure…

无序系统与神经网络 · 物理学 2026-05-21 Yaprak Önder , Abbas Ali Saberi , Roderich Moessner

What is the connection of random matrices with integrable systems? Is this connection really useful? Introducing apprpriate times in the distribution of the ensemble of matrices, one shows that the corresponding distribution of the…

solv-int · 物理学 2008-02-03 Pierre van Moerbeke

Random matrix theory, particularly using matrices akin to the Wishart ensemble, has proven successful in elucidating the thermodynamic characteristics of critical behavior in spin systems across varying interaction ranges. This paper…

We consider the critical properties of points of continuous glass transition as one can find in liquids in presence of constraints or in liquids in porous media. Through a one loop analysis we show that the critical Replica Field Theory…

统计力学 · 物理学 2015-03-20 Silvio Franz , Giorgio Parisi , Federico Ricci-Tersenghi

The transfer matrix is a powerful technique that can be applied to statistical mechanics systems as, for example, in the calculus of the entropy of the ice model. One interesting way to study such systems is to map it onto a 3-color…

统计力学 · 物理学 2022-10-24 Roberto da Silva , Silvio R. Dahmen , J. R. Drugowich de Felício

We exploit mappings between quantum and classical systems in order to obtain a class of two-dimensional classical systems with critical properties equivalent to those of the class of one-dimensional quantum systems discussed in a companion…

统计力学 · 物理学 2015-03-27 J. Hutchinson , J. P. Keating , F. Mezzadri

It is widely expected that systems which fully thermalize are chaotic in the sense of exhibiting random-matrix statistics of their energy level spacings, whereas integrable systems exhibit Poissonian statistics. In this paper, we…

In random matrix theory, the spectral distribution of the covariance matrix has been well studied under the large dimensional asymptotic regime when the dimensionality and the sample size tend to infinity at the same rate. However, most…

统计理论 · 数学 2026-03-17 Qiang Liu , Yiming Liu , Zhi Liu , Wang Zhou

We construct the exact spectral parameter dependent vertex R-matrix for the classical 3D $\mathcal{N}$-state chiral Potts models, convenient for considering the model in context of the Bethe ansatz. The R-matrix is defined on the…

数学物理 · 物理学 2022-01-19 Sh. Khachatryan , A. Sedrakyan

We review some essential aspects of classically integrable systems. The detailed outline of the lectures consists of: 1. Introduction and motivation, with historical remarks; 2. Liouville theorem and action-angle variables, with examples…

高能物理 - 理论 · 物理学 2016-07-28 Alessandro Torrielli