Paraskevas Vassalos
Orcid: 0000-0002-2131-7643
According to our database1,
Paraskevas Vassalos
authored at least 17 papers
between 2002 and 2024.
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Bibliography
2024
Matrix-less methods for the spectral approximation of large non-Hermitian Toeplitz matrices: A concise theoretical analysis and a numerical study.
Numer. Linear Algebra Appl., August, 2024
Fast Toeplitz eigenvalue computations, joining interpolation-extrapolation matrix-less algorithms and simple-loop theory: The preconditioned setting.
Appl. Math. Comput., April, 2024
2023
From asymptotic distribution and vague convergence to uniform convergence, with numerical applications.
CoRR, 2023
2022
Numer. Linear Algebra Appl., 2022
A matrix-less method to approximate the spectrum and the spectral function of Toeplitz matrices with real eigenvalues.
Numer. Algorithms, 2022
Fast Toeplitz eigenvalue computations, joining interpolation-extrapolation matrix-less algorithms and simple-loop conjectures: the preconditioned setting.
CoRR, 2022
A note on the eigenvalues, singular values, and eigenvectors of Toeplitz and Hankel matrices.
CoRR, 2022
2020
A policy iteration algorithm for the American put option and free boundary control problems.
J. Comput. Appl. Math., 2020
2019
A Matrix-Less Method to Approximate the Spectrum and the Spectral Function of Toeplitz Matrices with Complex Eigenvalues.
CoRR, 2019
2008
Superlinear convergence for PCG using band plus algebra preconditioners for Toeplitz systems.
Comput. Math. Appl., 2008
2006
Two-level Toeplitz preconditioning: approximation results for matrices and functions.
SIAM J. Sci. Comput., 2006
Block band Toeplitz preconditioners derived from generating function approximations: analysis and applications.
Numerische Mathematik, 2006
2005
Numer. Linear Algebra Appl., 2005
2004
Matrix algebra preconditioners for multilevel Toeplitz systems do not insure optimal convergence rate.
Theor. Comput. Sci., 2004
2002
New Band Toeplitz Preconditioners for Ill-Conditioned Symmetric Positive Definite Toeplitz Systems.
SIAM J. Matrix Anal. Appl., 2002