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Mbekhta, Mostafá Author

On the isolated points of the surjective spectrum of a bounded operator

  • Gonzalez, Manuel
  • Mbekhta, Mostafa
  • Oudghiri, Mourad

Proceedings of the American Mathematical Society - 1/10/2008

10.1090/s0002-9939-08-09549-x View source

Cite count: 8 (Web of Science) 7 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.7 (2020)
  • SJR: 1.174 (2008
  • SNIP: 1.138 (2008
  • SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

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)
Open Access

ON THE GENERALIZED RESOLVENT IN BANACH-SPACES

  • MBEKHTA, M

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 15/01/1995

10.1006/jmaa.1995.1024 View source

Cite count: 22 (Web of Science) 21 (Scopus)
  • CiteScore: 2.5 (2020)

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)

On the Cauchy dual of closed range operators

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

Acta Scientiarum Mathematicarum - 1/1/2019

10.14232/actasm-018-020-2

Cite count: 1 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 0.9 (2020)
  • SJR: 0.605 (2019
  • SNIP: 0.851 (2019
  • SJR Categories: Analysis (Q2); Applied Mathematics (Q2)

On the axiomatic theory of spectrum .2.

  • Mbekhta, M
  • Muller, V

STUDIA MATHEMATICA - 1/1/1996

10.4064/sm-119-2-129-147 View source

Cite count: 108 (Web of Science) 93 (Scopus)
  • CiteScore: 1.5 (2020)

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)

On partial isometries in C*-algebras

  • Laura Arias, M.
  • Mbekhta, Mostafa

STUDIA MATHEMATICA - 19/10/2011

10.4064/sm205-1-5 View source

Cite count: 7 (Web of Science) 2 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 0.6 (2011)
  • CiteScore: 1.5 (2020)
  • SJR: 0.754 (2011
  • SNIP: 0.921 (2011
  • JCR 5-year Impact Factor: 0.579
  • JCR Categories: MATHEMATICS
  • SJR Categories: Mathematics (miscellaneous) (Q2)

ON GENERALIZED SPECTRAL THEORY

  • MBEKHTA, M

COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE - 14/04/1988

Cite count: 4 (Web of Science)

ON GENERALIZED INVERSES IN C-ASTERISK-ALGEBRAS

  • HARTE, R
  • MBEKHTA, M

STUDIA MATHEMATICA - 1992

10.4064/sm-103-1-71-77 View source

Cite count: 176 (Web of Science)

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)

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
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OPERATOR THEORY AND BANACH ALGEBRAS - 2003

Cite count: 1 (Web of Science)

Quasi-nilpotent and compact

  • Mbekhta, Mostafa
  • Arendt, W

PERSPECTIVES IN OPERATOR THEORY - 2007

10.4064/bc75-0-20 View source

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)

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