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Correlation functions for matrix ensembles with orthogonal and unitarysymplectic rotation symmetry are more complicated to calculate than in the unitary case. The supersymmetry method and the orthogonal polynomials are two techniques to…

数学物理 · 物理学 2010-03-19 Mario Kieburg , Thomas Guhr

We consider the sample covariance matrices of large data matrices which have i.i.d. complex matrix entries and which are non-square in the sense that the difference between the number of rows and the number of columns tends to infinity. We…

概率论 · 数学 2009-12-16 Holger Kösters

We give a short, operator-theoretic proof of the asymptotic independence (including a first correction term) of the minimal and maximal eigenvalue of the n \times n Gaussian Unitary Ensemble in the large matrix limit n \to \infty. This is…

概率论 · 数学 2010-06-01 Folkmar Bornemann

We describe Generalized Hermitian matrices ensemble sometimes called Chiral ensemble. We give global asymptotic of the density of eigenvalues or the statistical density. We will calculate a Laplace transform of such a density for finite…

概率论 · 数学 2014-09-02 Mohamed Bouali

We construct a very general family of characteristic functions describing Random Matrix Ensembles (RME) having a global unitary invariance, and containing an arbitrary, one-variable probability measure which we characterize by a `spread…

其他凝聚态物理 · 物理学 2009-11-11 K. A. Muttalib , J. R. Klauder

We prove that for Gaussian random normal matrices the correlation function has universal behavior. Using the technique of orthogonal polynomials and identities similar to the Christoffel-Darboux formula, we find that in the limit, as the…

数学物理 · 物理学 2013-12-03 Roman Riser

We evaluate averages involving characteristic polynomials, inverse characteristic polynomials and ratios of characteristic polynomials for a $N\times N$ random matrix taken from a $L$-deformed Chiral Gaussian Unitary Ensemble with an…

数学物理 · 物理学 2018-03-19 Yan V Fyodorov , Jacek Grela , Eugene Strahov

We calculate connected correlators in Gaussian orthogonal, unitary and symplectic random matrix ensembles by the replica method in the 1/N-expansion. We obtain averaged one-point Green's functions up to the next-to-leading order O(1/N) and…

凝聚态物理 · 物理学 2008-11-26 Chigak Itoi , Hisamitsu Mukaida , Yoshinori Sakamoto

We introduce a random two-matrix model interpolating between a chiral Hermitian (2n+nu)x(2n+nu) matrix and a second Hermitian matrix without symmetries. These are taken from the chiral Gaussian Unitary Ensemble (chGUE) and Gaussian Unitary…

数学物理 · 物理学 2011-11-03 Gernot Akemann , Taro Nagao

Exact eigenvalue correlation functions are computed for large $N$ hermitian one-matrix models with eigenvalues distributed in two symmetric cuts. An asymptotic form for orthogonal polynomials for arbitrary polynomial potentials that support…

凝聚态物理 · 物理学 2009-10-30 Nivedita Deo

The microscopic correlation functions of non-chiral random matrix models with complex eigenvalues are analyzed for a wide class of non-Gaussian measures. In the large-N limit of weak non-Hermiticity, where N is the size of the complex…

高能物理 - 理论 · 物理学 2014-11-18 G. Akemann

Starting from Montgomery's conjecture, there has been a substantial interest on the connections of random matrix theory and the theory of L-functions. In particular, moments of characteristic polynomials of random matrices have been…

概率论 · 数学 2024-02-07 Mustafa Alper Gunes

A new class of bivariate poly-analytic Hermite polynomials is considered. We show that they are realizable as the Fourier-Wigner transform of the univariate complex Hermite functions and form a nontrivial orthogonal basis of the classical…

复变函数 · 数学 2019-08-30 Allal Ghanmi , Khalil Lamsaf

We calculate the expectation value of an arbitrary product of characteristic polynomials of complex random matrices and their hermitian conjugates. Using the technique of orthogonal polynomials in the complex plane our result can be written…

高能物理 - 理论 · 物理学 2010-04-05 G. Akemann , G. Vernizzi

We compute all massive partition functions or characteristic polynomials and their complex eigenvalue correlation functions for non-Hermitean extensions of the symplectic and chiral symplectic ensemble of random matrices. Our results are…

数学物理 · 物理学 2008-11-26 G. Akemann , F. Basile

Ouroboros functions have shown some interesting properties when subjected to conventional operations. The aim of this paper is to continue our investigation and prove some additional properties of these functions. Using algebraic methods,…

综合数学 · 数学 2021-07-06 Nathan Thomas Provost

A very elementary model of a single positive hermitian random matrix coupled to an external matrix is defined and studied. Expanding the exact effective action around its classical solution leads to the ``quantum Penner action'', from which…

高能物理 - 理论 · 物理学 2008-02-03 Camillo Imbimbo , Sunil Mukhi

We prove that when suitably normalized, small enough powers of the absolute value of the characteristic polynomial of random Hermitian matrices, drawn from one-cut regular unitary invariant ensembles, converge in law to Gaussian…

概率论 · 数学 2017-09-19 Nathanaël Berestycki , Christian Webb , Mo Dick Wong

For random matrix ensembles with unitary symmetry, there is interest in the large $N$ form of the moments of the absolute value of the characteristic polynomial for their relevance to the Riemann zeta function on the critical line, and to…

数学物理 · 物理学 2025-07-01 Bo-Jian Shen , Peter J. Forrester

We study the partition function from random matrix theory using a well known connection to orthogonal polynomials, and a recently developed Riemann-Hilbert approach to the computation of detailed asymptotics for these orthogonal…

数学物理 · 物理学 2007-05-23 N. M. Ercolani , K. D. T-R McLaughlin