Παρακολούθηση
Aikaterini Aretaki
Aikaterini Aretaki
Department of Mathematics, University of Thessaly, Greece
Η διεύθυνση ηλεκτρονικού ταχυδρομείου έχει επαληθευτεί στον τομέα uth.gr
Τίτλος
Παρατίθεται από
Παρατίθεται από
Έτος
Some new bounds on the spectral radius of nonnegative matrices
M Adam, D Aggeli, A Aretaki
AIMS Mathematics 5 (1), 701-716, 2019
102019
The k-rank numerical radii
A Aretaki, J Maroulas
Annals of Functional Analysis 3 (1), 100-108, 2012
82012
Sharp bounds for eigenvalues of the generalized k, m-step Fibonacci matrices
M Adam, A Aretaki
Proceedings of the 3rd International Conference on Numerical Analysis and …, 2018
62018
Approximation of the numerical range of polynomial operator matrices
M ADAM, A ARETAKI, A MUHAMMAD
Oper. Matrices 15 (3), 1073-1087, 2021
52021
On the rank-k numerical range of matrices polynomials
A Aretaki, J Maroulas
The Electronic Journal of Linear Algebra 27, 809-820, 2014
52014
The higher rank numerical range of matrix polynomials
A Aretaki, J Maroulas
arXiv preprint arXiv:1104.1341, 2011
52011
Random geometries for optimal control PDE problems based on fictitious domain FEMs and cut elements
A Aretaki, EN Karatzas
Journal of Computational and Applied Mathematics 412, 114286, 2022
42022
The envelope of tridiagonal Toeplitz matrices and block-shift matrices
A Aretaki, P Psarrakos, M Tsatsomeros
Linear Algebra and its Applications 532, 60-85, 2017
42017
The higher rank numerical range of nonnegative matrices
A Aretaki, I Maroulas
Central European Journal of Mathematics 11, 435-446, 2013
42013
Investigating the numerical range and q-numerical range of non square matrices
A Aretaki, J Maroulas
Opuscula Mathematica 31 (3), 303-315, 2011
42011
Elliptical higher rank numerical range of some Toeplitz matrices
M Adam, A Aretaki, IM Spitkovsky
Linear Algebra and its Applications 549, 256-275, 2018
32018
Sequences of lower and upper bounds for the spectral radius of a nonnegative matrix
M Adam, I Oikonomou, A Aretaki
Linear Algebra and its Applications 667, 165-191, 2023
22023
Equal higher order analysis of an unfitted discontinuous Galerkin method for Stokes flow systems
A Aretaki, EN Karatzas, G Katsouleas
Journal of Scientific Computing 91 (2), 48, 2022
22022
On the envelope of some classes of 3 by 3 matrices
A Aretaki, C Chorianopoulos
Applied Mathematics and Computation 430, 127271, 2022
12022
Bounds for the spectral radius of nonnegative matrices and generalized Fibonacci matrices
M Adam, A Aretaki
Special Matrices 10 (1), 308-326, 2022
12022
Investigating the numerical range of non square matrices
A Aretaki, J Maroulas
arXiv preprint arXiv:0904.4325, 2009
12009
Random geometries and Quasi Monte Carlo methods for optimal control PDE problems based on fictitious domain FEMS and cut elements.
A Aretaki, EN Karatzas
CoRR, 2020
2020
Envelope: Localization for the Spectrum of a Matrix
M Adam, K Aretaki, P Psarrakos, M Tsatsomeros
Book of Abstracts, 27, 2018
2018
MR3016314 (Review) 15A60 (65F35)
A Aretaki, I Maroulas
Cent. Eur. J. Math 11 (3), 435-446.1644, 2013
2013
The Numerical Range and q-Numerical Range of Non Square Matrices
A Aretaki, J Maroulas
2009
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