Mbekhta, Mostafá Author
Maps preserving matrices of local reduced minimum modulus zero at a fixed vector
- Bourhim A.
- Mabrouk M.
- Mbekhta M.
Linear Algebra and Its Applications - 1/1/2024
- CiteScore: 2.2 (2023)
- SJR: 0.837 (2023
- SNIP: 1.345 (2023
Unitary equivalence and reduced minimum modulus preservers
- Bourhim A.
- Mbekhta M.
Acta Scientiarum Mathematicarum - 1/1/2024
- CiteScore: 1 (2023)
- SJR: 0.339 (2023
- SNIP: 0.727 (2023
Maps preserving the local reduced minimum modulus
- Bourhim A.
- Mbekhta M.
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/12/2023
- JCR Impact Factor: 1.2 (2023)
- CiteScore: 2.5 (2022)
- SJR: 0.833 (2022
- SNIP: 1.256 (2022
- JCR 5-year Impact Factor: 1.3
- JCR Categories: MATHEMATICS
The local reduced minimum modulus on a Hilbert space
- Mbekhta M.
Acta Scientiarum Mathematicarum - 1/1/2023
- CiteScore: 0.8 (2022)
- SJR: 0.305 (2022
- SNIP: 0.791 (2022
Representation and approximation of the polar factor of an operator on a Hilbert space
- Mbekhta M.
Discrete and Continuous Dynamical Systems-Series S - 1/8/2021
- JCR Impact Factor: 1.865 (2021)
- CiteScore: 3.1 (2020)
- SJR: 0.481 (2020
- SNIP: 1.125 (2020
- JCR 5-year Impact Factor: 1.622
- JCR Categories: MATHEMATICS, APPLIED
Approximation of the polar factor of an operator acting on a Hilbert space
- Mbekhta M.
Journal of Mathematical Analysis and Applications - 1/7/2020
- SJR Quartile: Q2
- JCR Impact Factor: 1.583 (2020)
- CiteScore: 2.5 (2020)
- SJR: 0.951 (2020
- SNIP: 1.323 (2020
- JCR 5-year Impact Factor: 1.527
- JCR Categories: MATHEMATICS
- SJR Categories: Analysis (Q2); Applied Mathematics (Q2)
Characterizations of Jordan *-isomorphisms of C*-algebras by weighted geometric mean related operations and quantities
- Chabbabi F.
- Mbekhta M.
- Molnár L.
Linear Algebra and Its Applications - 1/3/2020
- SJR Quartile: Q1
- JCR Impact Factor: 1.401 (2020)
- CiteScore: 2.1 (2020)
- SJR: 0.951 (2020
- SNIP: 1.544 (2020
- JCR 5-year Impact Factor: 1.392
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Algebra and Number Theory (Q1); Geometry and Topology (Q1); Discrete Mathematics and Combinatorics (Q2); Numerical Analysis (Q2)
THE MEAN TRANSFORM AND THE MEAN LIMIT OF AN OPERATOR
- Chabbabi, Fadil
- Curto, Raul E.
- Mbekhta, Mostafa
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/3/2019
10.1090/proc/14277 View source
- SJR Quartile: Q1
- JCR Impact Factor: 0.927 (2019)
- CiteScore: 1.7 (2020)
- SJR: 0.957 (2019
- SNIP: 1.098 (2019
- JCR 5-year Impact Factor: 0.829
- JCR Categories: MATHEMATICS
- SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)
Nonlinear maps commuting with the ?-Aluthge transform under (n,m)–Jordan-triple product
- Chabbabi F.
- Mbekhta M.
LINEAR and MULTILINEAR ALGEBRA - 2/12/2019
- SJR Quartile: Q2
- JCR Impact Factor: 1.112 (2019)
- CiteScore: 2.3 (2020)
- SJR: 0.715 (2019
- SNIP: 1.277 (2019
- JCR 5-year Impact Factor: 1.083
- JCR Categories: MATHEMATICS
- SJR Categories: Algebra and Number Theory (Q2)
On the structure of ideals and multipliers: A unified approach
- Mbekhta M.
- Neufang M.
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/1/2019
- SJR Quartile: Q1
- JCR Impact Factor: 0.927 (2019)
- CiteScore: 1.7 (2020)
- SJR: 0.957 (2019
- SNIP: 1.098 (2019
- JCR 5-year Impact Factor: 0.829
- JCR Categories: MATHEMATICS
- SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)
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
Polar decomposition, aluthge and mean transforms
- Chabbabi F.
- Mbekhta M.
Contemporary Mathematics - 1/1/2020
- CiteScore: 0.8 (2020)
- SJR: 0.106 (2020
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
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
The connected components of the idempotents in the Calkin algebra, and their liftings
OPERATOR THEORY AND BANACH ALGEBRAS - 2003
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: 27
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