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We show that the Dyson Brownian Motion exhibits local universality after a very short time assuming that local rigidity and level repulsion hold. These conditions are verified, hence bulk spectral universality is proven, for a large class…

概率论 · 数学 2015-04-16 Laszlo Erdos , Kevin Schnelli

This paper is the second chapter of three of the author's undergraduate thesis. In this paper, we consider the random matrix ensemble given by $(d_b, d_w)$-regular graphs on $M$ black vertices and $N$ white vertices, where $d_b \in…

概率论 · 数学 2018-01-18 Kevin Yang

The Wigner-Gaudin-Mehta-Dyson conjecture asserts that the local eigenvalue statistics of large random matrices exhibit universal behavior depending only on the symmetry class of the matrix ensemble. For invariant matrix models, the…

概率论 · 数学 2012-01-31 Laszlo Erdos , Horng-Tzer Yau

We prove that the local eigenvalue statistics of real symmetric Wigner-type matrices near the cusp points of the eigenvalue density are universal. Together with the companion paper [arXiv:1809.03971], which proves the same result for the…

概率论 · 数学 2019-10-23 Giorgio Cipolloni , László Erdős , Torben Krüger , Dominik Schröder

We analyze the rate of convergence of the local statistics of Dyson Brownian motion to the GOE/GUE for short times $t=o(1)$ with deterministic initial data V . Our main result states that if the density of states of $V$ is bounded both…

概率论 · 数学 2016-02-05 Benjamin Landon , Horng-Tzer Yau

We demonstrate that the update of weight matrices in learning algorithms can be described in the framework of Dyson Brownian motion, thereby inheriting many features of random matrix theory. We relate the level of stochasticity to the ratio…

无序系统与神经网络 · 物理学 2025-01-10 Gert Aarts , Biagio Lucini , Chanju Park

We consider Dyson Brownian motion for classical values of $\beta$ with deterministic initial data $V$. We prove that the local eigenvalue statistics coincide with the GOE/GUE in the fixed energy sense after time $t \gtrsim 1/N$ if the…

概率论 · 数学 2019-01-15 Benjamin Landon , Philippe Sosoe , Horng-Tzer Yau

We offer an alternative viewpoint on Dyson's original paper regarding the application of Brownian motion to random matrix theory (RMT). In particular we show how one may use the same approach in order to study the stochastic motion in the…

数学物理 · 物理学 2015-03-24 Christopher H. Joyner , Uzy Smilansky

Eugene Wigner's revolutionary vision predicted that the energy levels of large complex quantum systems exhibit a universal behavior: the statistics of energy gaps depend only on the basic symmetry type of the model. Simplified models of…

数学物理 · 物理学 2012-12-05 Laszlo Erdos

A well known conjecture of Wigner, Dyson, and Mehta asserts that the (appropriately normalized) $k$-point correlation functions of the eigenvalues of random $n \times n$ Wigner matrices in the bulk of the spectrum converge (in various…

概率论 · 数学 2011-09-20 Terence Tao , Van Vu

We prove the Wigner-Dyson-Mehta conjecture at fixed energy in the bulk of the spectrum for generalized symmetric and Hermitian Wigner matrices. Previous results concerning the universality of random matrices either require an averaging in…

概率论 · 数学 2015-04-17 Paul Bourgade , Laszlo Erdos , Hong-Tzer Yau , Jun Yin

We consider $N\times N$ symmetric random matrices where the probability distribution for each matrix element is given by a measure $\nu$ with a subexponential decay. We prove that the eigenvalue spacing statistics in the bulk of the…

数学物理 · 物理学 2010-11-25 Laszlo Erdos , Benjamin Schlein , Horng-Tzer Yau

We prove that the distribution of eigenvectors of generalized Wigner matrices is universal both in the bulk and at the edge. This includes a probabilistic version of local quantum unique ergodicity and asymptotic normality of the…

概率论 · 数学 2016-01-12 Paul Bourgade , Horng-Tzer Yau

It was shown roughly thirty years ago that the density correlations of eigenvalues of large random matrices display a universal form, independent of most of the details of the distribution of the random matrix itself. We show that when the…

统计力学 · 物理学 2025-11-11 Kirone Mallick , Gabriel Téllez , Frédéric van Wijland

The circular Dyson Brownian motion model refers to the stochastic dynamics of the log-gas on a circle. It also specifies the eigenvalues of certain parameter-dependent ensembles of unitary random matrices. This model is considered with the…

统计力学 · 物理学 2016-08-31 P. J. Forrester , T. Nagao

We prove the first explicit rate of convergence to the Tracy-Widom distribution for the fluctuation of the largest eigenvalue of sample covariance matrices that are not integrable. Our primary focus is matrices of type $ X^*X $ and the…

概率论 · 数学 2019-12-12 Haoyu Wang

Circular Dyson Brownian motion describes the Brownian dynamics of particles on a circle (periodic boundary conditions), interacting through a logarithmic, long-range two-body potential. Within the log-gas picture of random matrix theory, it…

统计力学 · 物理学 2024-06-11 Wouter Buijsman

Recently we proved (EPRSY, ERSTVY, ESY4, ESYY, EYY, EYY2, EYYrigi) that the eigenvalue correlation functions of a general class of random matrices converge, weakly with respect to the energy, to the corresponding ones of Gaussian matrices.…

概率论 · 数学 2012-04-03 Laszlo Erdos , Horng-Tzer Yau

It is shown how the universal correlation function of Brezin and Zee, and Beenakker, for random matrix ensembles of Wigner-Dyson type with density support on a finite interval can be derived using a linear response argument and macroscopic…

凝聚态物理 · 物理学 2009-10-22 P. J. Forrester

We consider the local statistics of $H = V^* X V + U^* Y U$ where $V$ and $U$ are independent Haar-distributed unitary matrices, and $X$ and $Y$ are deterministic real diagonal matrices. In the bulk, we prove that the gap statistics and…

概率论 · 数学 2017-01-04 Ziliang Che , Benjamin Landon
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