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Cristina Diogo
Cristina Diogo
Department of Mathematics, ISCTE-IUL
Email verificata su iscte.pt
Titolo
Citata da
Citata da
Anno
Fredholmness of Toeplitz operators and corona problems
MC Cāmara, C Diogo, L Rodman
Journal of Functional Analysis 259 (5), 1273-1299, 2010
172010
Some properties of the kernel and the cokernel of Toeplitz operators with matrix symbols
C Benhida, MC Cāmara, C Diogo
Linear algebra and its applications 432 (1), 307-317, 2010
132010
Factorizations, Riemann–Hilbert problems and the corona theorem
MC Cāmara, C Diogo, YI Karlovich, IM Spitkovsky
Journal of the London Mathematical Society 86 (3), 852-878, 2012
122012
On the convexity and circularity of the numerical range of nilpotent quaternionic matrices
L Carvalho, C Diogo, S Mendes
arXiv preprint arXiv:1907.13438, 2019
102019
Invertibility of Toeplitz operators and corona conditions in a strip
MC Cāmara, C Diogo
Journal of mathematical analysis and applications 342 (2), 1297-1317, 2008
102008
Quaternionic numerical range of complex matrices
L Carvalho, C Diogo, S Mendes
Linear Algebra and its Applications 620, 168-181, 2021
92021
The star-center of the quaternionic numerical range
L Carvalho, C Diogo, S Mendes
Linear Algebra and its Applications 603, 166-185, 2020
92020
A bridge between quaternionic and complex numerical ranges
L Carvalho, C Diogo, S Mendes
Linear Algebra and its Applications 581, 496-504, 2019
92019
A new perspective on the quaternionic numerical range of normal matrices
L Carvalho, C Diogo, S Mendes
Linear and Multilinear Algebra 70 (20), 5068-5074, 2022
82022
S-spectrum and numerical range of a quaternionic operator
L Carvalho, C Diogo, S Mendes
Journal of Mathematical Analysis and Applications 519 (2), 126834, 2023
62023
Algebraic properties of the set of operators with 0 in the closure of the numerical range
C Diogo
Operators and matrices, 83-93, 2015
42015
Reflexive sets of operators
J Bračič, C Diogo, M Zajac
22018
Simultaneous zero inclusion property for spatial numerical ranges
J Bračič, C Diogo
Journal of Mathematical Analysis and Applications 449 (2), 1413-1423, 2017
22017
Operators with a given part of the numerical range
J Bračič, C Diogo
Mathematica Slovaca 66 (1), 275-280, 2016
22016
Hildebrandt's theorem for the essential spectrum
J Bracic, C Diogo
Hildebrandt's theorem for the essential spectrum, 279-285, 2015
22015
Generalized factorization and corona problems
MC Cāmara, C Diogo
preprint, 2006
22006
A note on the essential numerical range of block diagonal operators
L Carvalho, C Diogo, S Mendes, H Soares
Forum Mathematicum 36 (5), 1147-1157, 2024
12024
On the convexity of the quaternionic essential numerical range
LĶ Carvalho, C Diogo, S Mendes, H Soares
Proceedings of the Edinburgh Mathematical Society, 1-14, 2024
12024
Technologies and senior population: Challenges and opportunities
AR Alcobia, B Alturas, C Diogo
2020 15th Iberian Conference on Information Systems and Technologies (CISTI …, 2020
12020
Relative numerical ranges
J Bračič, C Diogo
Linear Algebra and its Applications 485, 208-221, 2015
12015
Il sistema al momento non puņ eseguire l'operazione. Riprova pił tardi.
Articoli 1–20