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  1. Jacobi method for dual quaternion Hermitian eigenvalue problems and applications

    Eigenvalue decomposition of quaternion Hermitian matrices is a crucial mathematical tool for color image reconstruction and recognition. Quaternion...

    Wenxv Ding, Ying Li, Musheng Wei in Journal of Applied Mathematics and Computing
    Article 13 May 2024
  2. The Hermitian Jacobi Process: A Simplified Formula for the Moments and Application to Optical Fiber MIMO Channels

    Abstract

    Using a change of basis in the algebra of symmetric functions, we compute the moments of the Hermitian Jacobi process. After a careful...

    N. Demni, T. Hamdi, A. Souissi in Functional Analysis and Its Applications
    Article 01 October 2020
  3. Parameterized QHSS Iteration Method and Its Variants for Non-Hermitian Positive Definite Linear Systems of Strong Skew-Hermitian Parts

    Based on the quasi-Hermitian and skew-Hermitian splitting (QHSS) iteration method proposed by Bai for solving the large sparse non-Hermitian positive...

    Article 30 May 2024
  4. Computing interior eigenpairs in augmented Krylov subspace produced by Jacobi–Davidson correction equation

    As we know, the Jacobi–Davidson iteration method is very efficient for computing both extreme and interior eigenvalues of standard eigenvalue...

    Article 11 December 2023
  5. Spectral transformations and second kind polynomials associated with a hermitian linear functional

    The aim of this paper is to analyze the relation between the Christoffel transformations in the framework of hermitian linear functionals and the...

    Article Open access 25 March 2024
  6. Jacobi Matrices and the Classical Moment Problem

    This section is devoted to the presentation of the basic provisions of the theory of (ordinary numerical tri-diagonal) Jacobi matrices and the...
    Yurij M. Berezansky, Mykola E. Dudkin in Jacobi Matrices and the Moment Problem
    Chapter 2023
  7. Almost-Hermitian random matrices and bandlimited point processes

    We study the distribution of eigenvalues of almost-Hermitian random matrices associated with the classical Gaussian and Laguerre unitary ensembles....

    Yacin Ameur, Sung-Soo Byun in Analysis and Mathematical Physics
    Article Open access 30 May 2023
  8. On relaxed acceleration of the ADI iteration

    Zhongyun Liu, **aofei Xu, ... Yulin Zhang in Computational and Applied Mathematics
    Article 29 December 2023
  9. Graded rings of Hermitian modular forms with singularities

    We study graded rings of meromorphic Hermitian modular forms of degree two whose poles are supported on an arrangement of Heegner divisors. For the...

    Haowu Wang, Brandon Williams in manuscripta mathematica
    Article Open access 13 January 2022
  10. Structure of Hermitian modular forms modulo p and some applications

    We determine the ring structure of certain Hermitian modular forms of degree 2 modulo a prime p . As an application, we provide a criterion of not...

    Jaban Meher, Sujeet Kumar Singh in Research in Number Theory
    Article 05 August 2021
  11. Matrix-Free Parallel Preconditioned Iterative Solvers for the 2D Helmholtz Equation Discretized with Finite Differences

    We present a matrix-free parallel iterative solver for the Helmholtz equation related to applications in seismic problems and study its parallel...
    **qiang Chen, Vandana Dwarka, Cornelis Vuik in Scientific Computing in Electrical Engineering
    Conference paper 2024
  12. Modulus-Based Matrix Splitting Iteration Method for Horizontal Quasi-complementarity Problem

    In this paper, the modulus-based matrix splitting (MMS) iteration method is extended to solve the horizontal quasi-complementarity problem (HQCP),...

    Lu-**n Wang, Qin-Qin Shen, Yang Cao in Communications on Applied Mathematics and Computation
    Article 23 November 2023
  13. Universal cutoff for Dyson Ornstein Uhlenbeck process

    We study the Dyson–Ornstein–Uhlenbeck diffusion process, an evolving gas of interacting particles. Its invariant law is the beta Hermite ensemble of...

    Jeanne Boursier, Djalil Chafaï, Cyril Labbé in Probability Theory and Related Fields
    Article 09 September 2022
  14. Classification and Theory of Krylov Subspace Methods

    Krylov subspace methods are roughly classified into three groups: ones for Hermitian linear systems, for complex symmetric linear systems, and for...
    Chapter 2022
  15. Numerical methods for accurate computation of the eigenvalues of Hermitian matrices and the singular values of general matrices

    This paper offers a review of numerical methods for computation of the eigenvalues of Hermitian matrices and the singular values of general and some...

    Zlatko Drmač in SeMA Journal
    Article 30 August 2020
  16. Universal eigenvalue statistics for dynamically defined matrices

    We consider dynamically defined Hermitian matrices generated from orbits of the doubling map. We prove that their spectra fall into the GUE...

    Arka Adhikari, Marius Lemm in Journal d'Analyse Mathématique
    Article Open access 12 December 2023
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