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1

Joint numerical ranges of operators in semi-Hilbertian spaces

Baklouti, Hamadi, Feki, Kais, Sid Ahmed, Ould Ahmed Mahmoud

Journal:

Linear Algebra and its Applications

Year:

2018

Language:

english

File:

PDF, 357 KB

english, 2018

2

Joint normality of operators in semi-Hilbertian spaces

Baklouti, Hamadi, Feki, Kais, Ould Ahmed Mahmoud, Sid Ahmed

Journal:

Linear and Multilinear Algebra

Year:

2019

Language:

english

File:

PDF, 2.03 MB

english, 2019

3

$$(\alpha ,\beta )$$ ( α , β ) -A-Normal operators in semi-Hilbertian spaces

Benali, Abelkader, Ould Ahmed Mahmoud, Sid Ahmed

Journal:

Afrika Matematika

Year:

2019

Language:

english

File:

PDF, 332 KB

english, 2019

4

Joint normality of operators in semi-Hilbertian spaces

Baklouti, Hamadi, Feki, Kais, Ould Ahmed Mahmoud, Sid Ahmed

Journal:

Linear and Multilinear Algebra

Year:

2019

File:

PDF, 2.03 MB

2019

5

Paranormal operators in semi-Hilbertian spaces

Guesba, Messaoud, Mahmoud, Sid Ahmed Ould Ahmed

Journal:

Afrika Matematika

Year:

2020

File:

PDF, 329 KB

2020

6

Time Asymptotic Behaviour for a One-Velocity Transport Operator with Maxwell Boundary Condition

Aref Jeribi, Sid Ahmed Ould Ahmed Mahmoud, Ridha Sfaxi

Journal:

Acta Applicandae Mathematicae

Year:

2007

Language:

english

File:

PDF, 397 KB

english, 2007

7

A-m-Isometric operators in semi-Hilbertian spaces

Ould Ahmed Mahmoud Sid Ahmed, Adel Saddi

Journal:

Linear Algebra and its Applications

Year:

2012

Language:

english

File:

PDF, 192 KB

english, 2012

8

On $$\varvec{(m,C)}$$(m,C)-Isometric Commuting Tuples of Operators on a Hilbert Space

Ahmed Mahmoud, Sid Ahmed Ould, Chō, Muneo, Lee, Ji Eun

Journal:

Results in Mathematics

Year:

2018

Language:

english

File:

PDF, 631 KB

english, 2018

9

Some properties of m-isometries and m-invertible operators on banach spaces

Ould Ahmed Mahmoud Sid Ahmed

Journal:

Acta Mathematica Scientia

Year:

2012

Language:

english

File:

PDF, 199 KB

english, 2012

10

m-ISOMETRIC OPERATORS ON BANACH SPACES

Sid Ahmed, Ould Ahmed Mahmoud

Journal:

Asian-European Journal of Mathematics

Year:

2010

Language:

english

File:

PDF, 196 KB

english, 2010

11

On n -quasi-( m , C )-isometric operators

Ould Ahmed Mahmoud, Sid Ahmed, Chō, Muneo, Lee, Ji Eun

Journal:

Linear and Multilinear Algebra

Year:

2018

Language:

english

File:

PDF, 1.61 MB

english, 2018

12

Joint A -hyponormality of operators in semi-Hilbert spaces

Guesba, Messaoud, Ould Beiba, El Moctar, Ahmed Mahmoud, Sid Ahmed Ould

Journal:

Linear and Multilinear Algebra

Year:

2019

File:

PDF, 1.91 MB

2019

13

DavisâWielandt shells of semi-Hilbertian space operators and its applications

Feki, Kais, Ahmed Mahmoud, Sid Ahmed Ould

Journal:

Banach Journal of Mathematical Analysis

Year:

2020

File:

PDF, 3.54 MB

2020

14

$$(n_1,\ldots ,n_p)$$-quasi-m-isometric commuting tuple of operators on a Hilbert space

ChÅ, Muneo, Beiba, El Moctar Ould, Mahmoud, Sid Ahmed Ould Ahmed

Journal:

Annals of Functional Analysis

Year:

2021

File:

PDF, 1.42 MB

2021

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