Mbekhta, Mostafá Author
Distance formulas for generalized spectrum and semi-fredholm spectrum
- Mbekhta, M
JOURNAL OF FUNCTIONAL ANALYSIS - 1/10/2002
10.1006/jfan.2002.3969 View source
- SJR Quartile: Q1
- SJR Categories: Analysis (Q1)
Evaluation points for cyclic operators having the Bishop property(B)
- Mbekhta, M
- Zerouali, H
JOURNAL OF FUNCTIONAL ANALYSIS - 10/01/2004
10.1016/s0022-1236(03)00127-7 View source
- SJR Quartile: Q1
- CiteScore: 2.8 (2020)
- SJR: 2.261 (2004
- SNIP: 1.551 (2004
- SJR Categories: Analysis (Q1)
Fonctions perturbation et formules du rayon spectral essentiel et de distance au spectre essentiel
- Mbekhta M.
Journal of Operator Theory - 1/12/2004
- SJR Quartile: Q1
- CiteScore: 1.3 (2020)
- SJR: 1.282 (2004
- SNIP: 1.163 (2004
- SJR Categories: Algebra and Number Theory (Q1)
Perturbation functions and formulas of the essential spectral radius and for distance to the essential spectrum
- Mbekhta, M
JOURNAL OF OPERATOR THEORY - 12/2004
- SJR Quartile: Q1
- SJR Categories: Algebra and Number Theory (Q1)
On the geometry of generalized inverses
- Andruchow, E
- Corach, G
- Mbekhta, M
MATHEMATISCHE NACHRICHTEN - 22/6/2005
10.1002/mana.200310270 View source
- SJR Quartile: Q2
- CiteScore: 1.9 (2020)
- SJR: 0.964 (2005
- SNIP: 1.163 (2005
- SJR Categories: Mathematics (miscellaneous) (Q2)
Operators similar to partial isometries
- Badea, C.
- Mbekhta, M.
ACTA SCIENTIARUM MATHEMATICARUM - 2005
Linear maps preserving generalized invertibility
- Mbekhta, Mostafa
- Rodman, Leiba
- Semrl, Peter
INTEGRAL EQUATIONS AND OPERATOR THEORY - 1/05/2006
10.1007/s00020-006-1421-9 View source
- SJR Quartile: Q2
- CiteScore: 1.8 (2020)
- SJR: 0.859 (2006
- SNIP: 0.962 (2006
- SJR Categories: Algebra and Number Theory (Q2); Analysis (Q2)
The descent spectrum and perturbations
- Burgos, M.
- Kaidi, A.
- Mbekhta, M.
- Oudghiri, M.
Journal of Operator Theory - 1/09/2006
- JCR Quartile: Q2 (2006)
- SJR Quartile: Q2
- JCR Impact Factor: 0.527 (2022)
- Category normalized Impact: 2.498 (2006)
- CiteScore: 1.3 (2020)
- SJR: 0.989 (2006
- SNIP: 0.714 (2006
- SJR Categories: Algebra and Number Theory (Q2)
- Scopus
- ORCID
- Web of Science
On the commutant and orbits of conjugation
- Drissi, D
- Mbekhta, M
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/4/2006
10.1090/s0002-9939-05-08047-0 View source
- SJR Quartile: Q1
- CiteScore: 1.7 (2020)
- SJR: 1.105 (2006
- SNIP: 1.13 (2006
- SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)
Linear maps preserving the set of Fredholm operators
- Mbekhta, Mostafa
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/11/2007
10.1090/s0002-9939-07-08874-0 View source
- SJR Quartile: Q2
- CiteScore: 1.7 (2020)
- SJR: 0.932 (2007
- SNIP: 1.093 (2007
- SJR Categories: Applied Mathematics (Q2); Mathematics (miscellaneous) (Q2)
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
-
ORCID
-
Web of Science ResearcherID
-
Scopus Author ID
-
Google Scholar Id
Research projects at UAL
-
Acronym MTM2010-17687Since: January 1, 2011Until: December 31, 2013Funded by: MECFunding / grant amount: 98,494.00 EURRole: Investigador
-
Acronym MTM2007-65959Since: October 1, 2007Until: September 30, 2010Funded by: MECFunding / grant amount: 50,094.00 EURRole: Investigador
-
Acronym MTM2004-03882Since: December 13, 2004Until: December 12, 2007Funded by: MECFunding / grant amount: 28,060.00 EURRole: Investigador