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We introduce a family of states, the fPEPS, which describes fermionic systems on lattices in arbitrary spatial dimensions. It constitutes the natural extension of another family of states, the PEPS, which efficiently approximate ground and…

量子物理 · 物理学 2010-06-15 Christina V. Kraus , Norbert Schuch , Frank Verstraete , J. Ignacio Cirac

We point out that the phase transitions of the $d+1$ Gross-Neveu and $CP^{N-1}$ models at finite temperature and imaginary chemical potential can be mapped to transformations of Hubbard-like regular hexagonal to square lattice with the…

高能物理 - 理论 · 物理学 2024-05-17 Evangelos G. Filothodoros

We consider steady-state current activity statistics for the one-dimensional totally asymmetric simple exclusion process (TASEP). With the help of the known operator algebra (for general open boundary conditions), as well as general…

统计力学 · 物理学 2012-04-12 R. B. Stinchcombe , S. L. A. de Queiroz

This article introduces a non parametric warping model for functional data. When the outcome of an experiment is a sample of curves, data can be seen as realizations of a stochastic process, which takes into account the small variations…

统计理论 · 数学 2008-12-18 Jean-François Dupuy , Jean-Michel Loubes , Elie Maza

Let $X_1, \ldots, X_n$ be probability spaces, let $X$ be their direct product, let $\phi_1, \ldots, \phi_m: X \longrightarrow {\Bbb C}$ be random variables, each depending only on a few coordinates of a point $x=(x_1, \ldots, x_n)$, and let…

概率论 · 数学 2024-06-28 Alexander Barvinok

$Q$-systems and $T$-systems are systems of integrable difference equations that have recently attracted much attention, and have wide applications in representation theory and statistical mechanics. We show that certain $\tau$-functions,…

表示论 · 数学 2019-03-28 Darlayne Addabbo , Maarten Bergvelt

A classical local cellular automaton can describe an interacting quantum field theory for fermions. We construct a simple classical automaton for a particular version of the Thirring model with imaginary coupling. This interacting fermionic…

量子物理 · 物理学 2021-02-03 C. Wetterich

We consider the asymmetric simple exclusion process (ASEP) with forward hopping rate 1, backward hopping rate q and periodic boundary conditions. We show that the Bethe equations of ASEP can be decoupled, at all order in perturbation in the…

统计力学 · 物理学 2021-09-08 Sylvain Prolhac

We introduce the notion of crossings and nestings of a permutation. We compute the generating function of permutations with a fixed number of weak exceedances, crossings and nestings. We link alignments and permutation patterns to these…

组合数学 · 数学 2007-05-23 Sylvie Corteel

We study the one dimensional partially asymmetric simple exclusion process (ASEP) with open boundaries, that describes a system of hard-core particles hopping stochastically on a chain coupled to reservoirs at both ends. Derrida, Evans,…

统计力学 · 物理学 2009-10-30 Kirone Mallick , Sven Sandow

Semileptonic decays of polarized $\tau$ leptons are investigated. The most general angular distribution of three meson final states ($\tau\rightarrow \pi\pi\nu,\,K\pi\nu,\, \pi\pi\pi\nu,\\ \,K\pi\pi\nu,\, KK\pi\nu,\, KKK\nu,\,…

高能物理 - 唯象学 · 物理学 2009-09-25 J. H. K"uhn , E. Mirkes

A Gaussian operator basis provides a means to formulate phase-space simulations of the real- and imaginary-time evolution of quantum systems. Such simulations are guaranteed to be exact while the underlying distribution remains…

计算物理 · 物理学 2012-04-04 M. Ogren , K. V. Kheruntsyan , J. F. Corney

We study the totally asymmetric simple exclusion process (TASEP) on $\mathbb{Z}$ with a general initial condition and a deterministically moving wall in front of the particles. Using colour-position symmetry, we express the one-point…

概率论 · 数学 2025-09-24 Sabrina Gernholt

Liu and Liu in 2007 introduced the Fourier - Hermite transform $\sum a_{n}\lambda_{n}^{R}\psi_{n}(t)$ which is a random Fourier - Hermite series with random variables $\lambda_{n}^{R}$ choosen randomly from the unit circle of $\mathbb{C}$,…

概率论 · 数学 2022-12-21 Bharatee Mangaraj , Sabita Sahoo

We consider renewal stochastic processes generated by non-independent events from the perspective that their basic distribution and associated generating functions obey the statistical-mechanical structure of systems with interacting…

统计力学 · 物理学 2015-05-27 Jorge Velázquez , Alberto Robledo

A model of a discrete pregeometry on a microscopic scale is introduced. This model is a finite network of finite elementary processes. The mathematical description is a d-graph that is a generalization of a graph. This is the particular…

广义相对论与量子宇宙学 · 物理学 2010-04-29 Alexey L. Krugly

We consider the variance of sums of arithmetic functions over random short intervals in the function field setting. Based on the analogy between factorizations of random elements of $\mathbb{F}_q[T]$ into primes and the factorizations of…

数论 · 数学 2018-08-08 Brad Rodgers

We give a sequence of equivalent formulations of the $ADE$ and $\hat A\hat D\hat E$ height models defined on a random triangulated surface: random surfaces immersed in Dynkin diagrams, chains of coupled random matrices, Coulomb gases, and…

高能物理 - 理论 · 物理学 2008-02-03 Ivan K. Kostov

We derive a general expression for the fermion self-energy in a hot magnetized plasma by using the Landau-level representation. In the one-loop approximation, the Dirac structure of the self-energy is characterized by five different…

高能物理 - 唯象学 · 物理学 2025-01-08 Ritesh Ghosh , Igor A. Shovkovy

The meaning of thermodynamic descriptions is found in large-deviations scaling of the fluctuations probabilities. The primary large-deviations rate function is the entropy, which is the basis for both fluctuation theorems and for…

统计力学 · 物理学 2015-05-27 Eric Smith