Progress on the study of the Ginibre ensembles I: GinUE

SS Byun, PJ Forrester - arxiv preprint arxiv:2211.16223, 2022 - arxiv.org
The Ginibre unitary ensemble (GinUE) consists of $ N\times N $ random matrices with
independent complex standard Gaussian entries. This was introduced in 1965 by Ginbre …

Progress on the study of the Ginibre ensembles II: GinOE and GinSE

SS Byun, PJ Forrester - arxiv preprint arxiv:2301.05022, 2023 - arxiv.org
This is part II of a review relating to the three classes of random non-Hermitian Gaussian
matrices introduced by Ginibre in 1965. While part I restricted attention to the GinUE (Ginibre …

Partition functions of determinantal and Pfaffian Coulomb gases with radially symmetric potentials

SS Byun, NG Kang, SM Seo - Communications in Mathematical Physics, 2023 - Springer
We consider random normal matrix and planar symplectic ensembles, which can be
interpreted as two-dimensional Coulomb gases having determinantal and Pfaffian …

Progress on the Study of the Ginibre Ensembles

SS Byun, PJ Forrester - 2025 - library.oapen.org
This open access book focuses on the Ginibre ensembles that are non-Hermitian random
matrices proposed by Ginibre in 1965. Since that time, they have enjoyed prominence within …

Planar equilibrium measure problem in the quadratic fields with a point charge

SS Byun - Computational Methods and Function Theory, 2024 - Springer
We consider a two-dimensional equilibrium measure problem under the presence of
quadratic potentials with a point charge and derive the explicit shape of the associated …

Properties of the one-component Coulomb gas on a sphere with two macroscopic external charges

SS Byun, PJ Forrester, S Lahiry - arxiv preprint arxiv:2501.05061, 2025 - arxiv.org
The one-component Coulomb gas on the sphere, consisting on $ N $ unit charges
interacting via a logarithmic potential, and in the presence of two external charges each of …

Szegő type asymptotics for the reproducing kernel in spaces of full-plane weighted polynomials

Y Ameur, J Cronvall - Communications in Mathematical Physics, 2023 - Springer
Consider the subspace W n of L 2 (C, d A) consisting of all weighted polynomials W (z)= P
(z)· e-1 2 n Q (z), where P (z) is a holomorphic polynomial of degree at most n-1, Q (z)= Q (z …

The two-dimensional Coulomb gas: fluctuations through a spectral gap

Y Ameur, C Charlier, J Cronvall - arxiv preprint arxiv:2210.13959, 2022 - arxiv.org
We study a class of radially symmetric Coulomb gas ensembles at inverse temperature
$\beta= 2$, for which the droplet consists of a number of concentric annuli, having at least …

Determinantal Coulomb gas ensembles with a class of discrete rotational symmetric potentials

SS Byun, M Yang - SIAM Journal on Mathematical Analysis, 2023 - SIAM
We consider determinantal Coulomb gas ensembles with a class of discrete rotational
symmetric potentials whose droplets consist of several disconnected components. Under the …

Characteristic polynomials of complex random matrices and Painlevé transcendents

A Deaño, N Simm - International Mathematics Research Notices, 2022 - academic.oup.com
We study expectations of powers and correlation functions for characteristic polynomials of
non-Hermitian random matrices. For the-point and-point correlation function, we obtain …