Mbekhta, Mostafá Author
ON ADDITIVE PRESERVERS OF SEMI-BROWDER OPERATORS
- Mbekhta, M.
- Mueller, V.
- Oudghiri, M.
REVUE ROUMAINE DE MATHEMATIQUES PURES ET APPLIQUEES - 2014
Wold-type decomposition for some regular operators
- Ezzahraoui, H.
- Mbekhta, M.
- Zerouali, E. H.
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/10/2015
10.1016/j.jmaa.2015.05.004 View source
- SJR Quartile: Q1
- JCR Impact Factor: 1.014 (2015)
- CiteScore: 2.5 (2020)
- SJR: 1.15 (2015
- SNIP: 1.281 (2015
- JCR 5-year Impact Factor: 1.13
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Applied Mathematics (Q1); Analysis (Q2)
Partial isometries and the conjecture of CK Fong and SK Tsui
- Mbekhta, Mostafa
- Suciu, Laurian
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/05/2016
10.1016/j.jmaa.2015.12.057 View source
- SJR Quartile: Q2
- JCR Impact Factor: 1.064 (2016)
- CiteScore: 2.5 (2020)
- SJR: 1.039 (2016
- SNIP: 1.206 (2016
- JCR 5-year Impact Factor: 1.151
- JCR Categories: MATHEMATICS
- SJR Categories: Analysis (Q2); Applied Mathematics (Q2)
The Interior of Bounded Point Evaluations for Rationally Cyclic Operators
- Mbekhta, M.
- Ourchane, N.
- Zerouali, E. H.
Mediterranean Journal of Mathematics - 1/08/2016
10.1007/s00009-015-0585-4 View source
- SJR Quartile: Q2
- JCR Impact Factor: 0.868 (2016)
- CiteScore: 2.3 (2020)
- SJR: 0.655 (2016
- SNIP: 1.049 (2016
- JCR 5-year Impact Factor: 0.784
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Mathematics (miscellaneous) (Q2)
Operators intertwining with isometries and Brownian parts of 2-isometries
- Majdak, Witold
- Mbekhta, Mostafa
- Suciu, Laurian
LINEAR ALGEBRA AND ITS APPLICATIONS - 15/11/2016
10.1016/j.laa.2016.07.014 View source
- SJR Quartile: Q1
- JCR Impact Factor: 0.973 (2016)
- CiteScore: 2.1 (2020)
- SJR: 1.07 (2016
- SNIP: 1.296 (2016
- JCR 5-year Impact Factor: 1.076
- JCR Categories: MATHEMATICS
- SJR Categories: Algebra and Number Theory (Q1); Discrete Mathematics and Combinatorics (Q1); Geometry and Topology (Q2); Numerical Analysis (Q2)
New formulas for the spectral radius via lambda-Aluthge transform
- Chabbabi, Fadil
- Mbekhta, Mostafa
LINEAR ALGEBRA AND ITS APPLICATIONS - 15/02/2017
10.1016/j.laa.2016.11.022 View source
- SJR Quartile: Q1
- JCR Impact Factor: 0.972 (2017)
- CiteScore: 2.1 (2020)
- SJR: 0.994 (2017
- SNIP: 1.218 (2017
- JCR 5-year Impact Factor: 1.043
- JCR Categories: MATHEMATICS
- SJR Categories: Algebra and Number Theory (Q1); Discrete Mathematics and Combinatorics (Q1); Geometry and Topology (Q2); Numerical Analysis (Q2)
General Product Nonlinear Maps Commuting with the lambda-Aluthge Transform
- Chabbabi, Fadil
- Mbekhta, Mostafa
Mediterranean Journal of Mathematics - 1/04/2017
10.1007/s00009-017-0860-7 View source
- SJR Quartile: Q2
- JCR Impact Factor: 1 (2017)
- CiteScore: 2.3 (2020)
- SJR: 0.461 (2017
- SNIP: 1.088 (2017
- JCR 5-year Impact Factor: 0.922
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Mathematics (miscellaneous) (Q2)
ADDITIVE MAPS PRESERVING DRAZIN INVERTIBLE OPERATORS OF INDEX n
- Mbekhta, Mostafa
- Oudghiri, Mourad
- Souilah, Khalid
Banach Journal of Mathematical Analysis - 04/2017
10.1215/17358787-0000011x View source
- JCR Quartile: Q2 (2017)
- SJR Quartile: Q2
- JCR Impact Factor: 0.625 (2022)
- Category normalized Impact: 0.746 (2017)
- JCR 5-year Impact Factor: 0.781
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Algebra and Number Theory (Q2); Analysis (Q2)
Jordan product maps commuting with the lambda-Aluthge transform
- Chabbabi, Fadil
- Mbekhta, Mostafa
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/06/2017
10.1016/j.jmaa.2017.01.036 View source
- SJR Quartile: Q1
- JCR Impact Factor: 1.138 (2017)
- CiteScore: 2.5 (2020)
- SJR: 1.103 (2017
- SNIP: 1.252 (2017
- JCR 5-year Impact Factor: 1.239
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Applied Mathematics (Q1); Analysis (Q2)
Additive preservers of group invertible operators
- Mbekhta M.
- Oudghiri M.
HOUSTON JOURNAL OF MATHEMATICS - 1/1/2017
- SJR Quartile: Q3
- JCR Impact Factor: 0.285 (2017)
- CiteScore: 0.8 (2020)
- SJR: 0.309 (2017
- SNIP: 0.571 (2017
- JCR 5-year Impact Factor: 0.398
- JCR Categories: MATHEMATICS
- SJR Categories: Mathematics (miscellaneous) (Q3)
Commuting maps with the mean transform
- Chabbabi F.
- Mbekhta M.
Contemporary Mathematics - 1/1/2019
- CiteScore: 0.8 (2020)
- SJR Categories: Mathematics (miscellaneous)
On Wold Type Decomposition for Closed Range Operators
- Ezzahraoui H.
- Mbekhta M.
- Zerouali E.H.
Trends in Mathematics - 1/1/2022
- CiteScore: 0.5 (2021)
- SJR: 0.217 (2021
- SNIP: 0.179 (2021
The connected components of the idempotents in the Calkin algebra, and their liftings
OPERATOR THEORY AND BANACH ALGEBRAS - 2003
A spectral approach to the Kaplansky problem
- Mbekhta, Mostafa
- Arendt, W
PERSPECTIVES IN OPERATOR THEORY - 2007
Quasi-nilpotent and compact
- Mbekhta, Mostafa
- Arendt, W
PERSPECTIVES IN OPERATOR THEORY - 2007
A survey on linear (additive) preserver problems
- Mbekhta, Mostafa
- PerezFernandez, FJ
- RamblaBarreno, F
PROCEEDINGS OF THE FOURTH INTERNATIONAL SCHOOL - ADVANCED COURSES OF MATHEMATICAL ANALYSIS IV - 2012
This author has no patents.
Corrigendum to “Jordan product maps commuting with the λ-Aluthge transform” [J. Math. Anal. Appl. 450 (2017) 293–313] (Jordan product maps commuting with the λ-Aluthge transform (2017) 450(1) (293–313), (S0022247X17300586), (10.1016/j.jmaa.2017.01.036))
- Chabbabi F.
- Mbekhta M.
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/7/2022
- JCR Impact Factor: 1.3 (2022)
- CiteScore: 2.6 (2021)
- SJR: 0.859 (2021
- SNIP: 1.262 (2021
- JCR 5-year Impact Factor: 1.3
- JCR Categories: MATHEMATICS
h index
Scopus: 11
Web of Science: 16
i10 index
Scopus: 16
Web of Science: 26
Author profiles
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Research projects at UAL
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Acronym MTM2010-17687Since: January 1, 2011Until: December 31, 2013Funded by: MECFunding / grant amount: 98,494.00 EURRole: Investigador
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Acronym MTM2007-65959Since: October 1, 2007Until: September 30, 2010Funded by: MECFunding / grant amount: 50,094.00 EURRole: Investigador
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Acronym MTM2004-03882Since: December 13, 2004Until: December 12, 2007Funded by: MECFunding / grant amount: 28,060.00 EURRole: Investigador