Altwaijry, Najla
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Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Improved Bounds for the Euclidean Numerical Radius of Operator Pairs in Hilbert Spaces.
Mathematics, 12 (18).
ISSN 2227-7390
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Power Bounds for the Numerical Radius of the Off-Diagonal 2 × 2 Operator Matrix.
Symmetry, 16 (9).
ISSN 2073-8994
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Conde, Cristian
ORCID: https://orcid.org/0000-0002-5699-4740, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Inequalities for linear combinations of orthogonal projections and applications.
Journal of Pseudo-Differential Operators and Applications, 15 (3).
ISSN 1662-9981
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Novel bounds for the Euclidean operator radius of Hilbert space operator pairs.
Journal of Mathematical Inequalities, 18 (3).
pp. 1083-1097.
ISSN 1846-579X
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Norm and Numerical Radius Inequalities for Sums of Power Series of Operators in Hilbert Spaces.
Axioms, 13 (3).
ISSN 2075-1680
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Hölder-Type Inequalities for Power Series of Operators in Hilbert Spaces.
Axioms, 13 (3).
pp. 1-21.
ISSN 2075-1680
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Power vector inequalities for operator pairs in Hilbert spaces and their applications.
Open Mathematics, 22 (1).
ISSN 2391-5455
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
On A-normaloid d-tuples of operators and related questions.
Quaestiones Mathematicae, 47 (6).
pp. 1305-1326.
ISSN 1607-3606
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805, Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173 and Minculete, Nicuşor
ORCID: https://orcid.org/0000-0002-0716-293X
(2024)
Inequalities for operators and operator pairs in Hilbert spaces.
Indian Journal of Pure and Applied Mathematics.
ISSN 0019-5588
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2024)
Upper bounds for the Euclidean spectral radius of operators via joint norms.
Linear and Multilinear Algebra, 72 (5).
pp. 875-890.
ISSN 0308-1087
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Conde, Cristian
ORCID: https://orcid.org/0000-0002-5699-4740, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
Norm and Numerical Radius Inequalities Related to the Selberg Operator.
Symmetry, 15 (10).
ISSN 2073-8994
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
Inequalities Involving the Generalized Spherical Aluthge Transform of Operators.
Results in Mathematics, 78.
ISSN 1422-6383
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Conde, Cristian
ORCID: https://orcid.org/0000-0002-5699-4740, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
Some Refinements of Selberg Inequality and Related Results.
Symmetry, 15 (8).
ISSN 2073-8994
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
New Results on Boas–Bellman-Type Inequalities in Semi-Hilbert Spaces with Applications.
Axioms, 12 (7).
ISSN 2075-1680
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
Bombieri-Type Inequalities and Their Applications in Semi-Hilbert Spaces.
Axioms, 12 (6).
p. 522.
ISSN 2075-1680
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
On the joint a-numerical radius of operators and related inequalities.
Mathematics, 11 (10).
ISSN 2227-7390
Altwaijry, Najla ORCID: https://orcid.org/0000-0001-7442-8841, Dragomir, Sever S
ORCID: https://orcid.org/0000-0003-2902-6805 and Feki, Kais
ORCID: https://orcid.org/0000-0002-9326-4173
(2023)
Inequalities and reverse inequalities for the joint A-numerical radius of operators.
Axioms, 12 (3).
ISSN 2075-1680
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