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09/07/2023
From asymptotic distribution and vague convergence to uniform convergence, with numerical applications
Let {Λ_n={λ_1,n,…,λ_d_n,n}}_n be a sequence of finite multisets of real ...
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05/24/2023
On the eigenvalues of Toeplitz matrices with two off-diagonals
Consider the Toeplitz matrix T_n(f) generated by the symbol f(θ)=f̂_r e^...
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03/14/2022
A note on the eigenvalues, singular values, and eigenvectors of Toeplitz and Hankel matrices
In a series of recent papers the spectral behavior of the matrix sequenc...
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02/11/2022
A note on the spectral analysis of matrix sequences via GLT momentary symbols: from all-at-once solution of parabolic problems to distributed fractional order matrices
The first focus of this paper is the characterization of the spectrum an...
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08/20/2021
Spectral and norm estimates for matrix sequences arising from a finite difference approximation of elliptic operators
When approximating elliptic problems by using specialized approximation ...
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10/13/2020
Momentary Symbol: Spectral Analysis of Structured Matrices
A powerful tool for analyzing and approximating the singular values and ...
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08/24/2020
Eigenvalues and Eigenvectors of Tau Matrices with Applications to Markov Processes and Economics
In the context of matrix displacement decomposition, Bozzo and Di Fiore ...
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12/31/2019
Preconditioners for Fractional Diffusion Equations Based on the Spectral Symbol
It is well known that the discretization of fractional diffusion equatio...
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10/30/2019