RDF/XML JSON-LD N3/Turtle RDF/JSON

Mbekhta, Mostafá Author

On spectral properties of linear combinations of idempotents

  • Du, Hong-Ke
  • Deng, Chun-Yan
  • Mbekhta, Mostafa
  • Muller, Vladimir

STUDIA MATHEMATICA - 1/8/2007

10.4064/sm180-3-2 View source

Cite count: 8 (Web of Science) 7 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 1.5 (2020)
  • SJR: 0.971 (2007
  • SNIP: 1.219 (2007
  • SJR Categories: Mathematics (miscellaneous) (Q2)
Open Access

Linear maps on M-n (C) preserving the local spectrum

  • Gonzalez, Manuel
  • Mbekhta, Mostafa

LINEAR ALGEBRA AND ITS APPLICATIONS - 1/12/2007

10.1016/j.laa.2007.07.005 View source

Cite count: 38 (Web of Science) 37 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 2.1 (2020)
  • SJR: 0.763 (2007
  • SNIP: 1.271 (2007
  • SJR Categories: Algebra and Number Theory (Q2); Discrete Mathematics and Combinatorics (Q2); Geometry and Topology (Q2); Numerical Analysis (Q3)

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

Cite count: 25 (Web of Science) 18 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 1.7 (2020)
  • SJR: 0.932 (2007
  • SNIP: 1.093 (2007
  • SJR Categories: Applied Mathematics (Q2); Mathematics (miscellaneous) (Q2)

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

Cite count: 6 (Web of Science) 5 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.7 (2020)
  • SJR: 1.105 (2006
  • SNIP: 1.13 (2006
  • SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

The descent spectrum and perturbations

  • Burgos, M.
  • Kaidi, A.
  • Mbekhta, M.
  • Oudghiri, M.

Journal of Operator Theory - 1/09/2006

Cite count: 33 (Web of Science) 34 (Scopus)
  • 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)

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

Cite count: 23 (Web of Science) 19 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 1.8 (2020)
  • SJR: 0.859 (2006
  • SNIP: 0.962 (2006
  • SJR Categories: Algebra and Number Theory (Q2); Analysis (Q2)

Operators similar to partial isometries

  • Badea, C.
  • Mbekhta, M.

ACTA SCIENTIARUM MATHEMATICARUM - 2005

Cite count: 16 (Web of Science)

On the geometry of generalized inverses

  • Andruchow, E
  • Corach, G
  • Mbekhta, M

MATHEMATISCHE NACHRICHTEN - 22/6/2005

10.1002/mana.200310270 View source

Cite count: 15 (Web of Science) 13 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 1.9 (2020)
  • SJR: 0.964 (2005
  • SNIP: 1.163 (2005
  • SJR Categories: Mathematics (miscellaneous) (Q2)

Perturbation functions and formulas of the essential spectral radius and for distance to the essential spectrum

  • Mbekhta, M

JOURNAL OF OPERATOR THEORY - 12/2004

Cite count: 3 (Web of Science)
  • SJR Quartile: Q1
  • SJR Categories: Algebra and Number Theory (Q1)

Fonctions perturbation et formules du rayon spectral essentiel et de distance au spectre essentiel

  • Mbekhta M.

Journal of Operator Theory - 1/12/2004

Cite count: 2 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.3 (2020)
  • SJR: 1.282 (2004
  • SNIP: 1.163 (2004
  • SJR Categories: Algebra and Number Theory (Q1)

On Wold Type Decomposition for Closed Range Operators

  • Ezzahraoui H.
  • Mbekhta M.
  • Zerouali E.H.

Trends in Mathematics - 1/1/2022

10.1007/978-3-031-02104-6_12

Cite count:
  • CiteScore: 0.5 (2021)
  • SJR: 0.217 (2021
  • SNIP: 0.179 (2021

Commuting maps with the mean transform

  • Chabbabi F.
  • Mbekhta M.

Contemporary Mathematics - 1/1/2019

10.1090/conm/737/14858

Cite count:
  • CiteScore: 0.8 (2020)
  • SJR Categories: Mathematics (miscellaneous)

Polar decomposition, aluthge and mean transforms

  • Chabbabi F.
  • Mbekhta M.

Contemporary Mathematics - 1/1/2020

10.1090/conm/750/15105

Cite count: 2 (Scopus)
  • 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

Cite count: 6 (Web of Science)

A spectral approach to the Kaplansky problem

  • Mbekhta, Mostafa
  • Arendt, W

PERSPECTIVES IN OPERATOR THEORY - 2007

10.4064/bc75-0-21 View source

Cite count: 2 (Web of Science)

Quasi-nilpotent and compact

  • Mbekhta, Mostafa
  • Arendt, W

PERSPECTIVES IN OPERATOR THEORY - 2007

10.4064/bc75-0-20 View source

The connected components of the idempotents in the Calkin algebra, and their liftings

  • Aupetit, B
  • Makai, E
  • Mbekhta, M
  • Zemanek, J
  • Chidami, M
  • Curto, R
  • Vasilescu, FH
... View more Collapse

OPERATOR THEORY AND BANACH ALGEBRAS - 2003

Cite count: 1 (Web of Science)

This author has no patents.

Open Access

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

10.1016/j.jmaa.2022.126029

Cite count:
  • 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

Scopus: 11

Web of Science: 16

Scopus: 16

Web of Science: 26

Last data update: 5/18/24 8:11 AM
Next scheduled update: 5/25/24 3:00 AM