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Mbekhta, Mostafá Author

Open Access

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

Cite count: 7 (Web of Science) 2 (Scopus)
  • 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)

Unitary equivalence and reduced minimum modulus preservers

  • Bourhim A.
  • Mbekhta M.

Acta Scientiarum Mathematicarum - 1/1/2024

10.1007/s44146-024-00158-2

Cite count:
  • CiteScore: 1 (2023)
  • SJR: 0.339 (2023
  • SNIP: 0.727 (2023

UNIFORMLY ERGODIC MULTIOPERATORS

  • MBEKHTA, M
  • VASILESCU, FH

TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY - 1/5/1995

10.2307/2154980 View source

Cite count: 4 (Web of Science) 4 (Scopus)
  • CiteScore: 2.5 (2020)
Open Access

The Stability Radius of Fredholm Linear Pencils

  • Badea C.
  • Mbekhta M.

Journal of Mathematical Analysis and Applications - 1/8/2001

10.1006/jmaa.2000.7445

Cite count:
  • SJR Quartile: Q2
  • CiteScore: 2.5 (2020)
  • SJR: 0.75 (2001
  • SNIP: 1.203 (2001
  • SJR Categories: Applied Mathematics (Q2); Analysis (Q3)

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

Cite count: 9 (Web of Science) 4 (Scopus)
  • 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)

The local reduced minimum modulus on a Hilbert space

  • Mbekhta M.

Acta Scientiarum Mathematicarum - 1/1/2023

10.1007/s44146-023-00060-3

Cite count: 2 (Scopus)
  • CiteScore: 0.8 (2022)
  • SJR: 0.305 (2022
  • SNIP: 0.791 (2022

The Interior of Bounded Point Evaluations for Rationally Cyclic Operators

  • Mbekhta, M.
  • Ourchane, N.
  • Zerouali, E. H.

MEDITERRANEAN JOURNAL OF MATHEMATICS - 1/8/2016

10.1007/s00009-015-0585-4 View source

Cite count: 4 (Web of Science) 3 (Scopus)
  • 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)

The essential conorm

  • Mbekhta, M
  • Paul, R

STUDIA MATHEMATICA - 1996

Cite count: 5 (Web of Science)

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)

Sur la theorie spectrale locale et limite des nilpotents

  • Mbekhta M.

Proceedings of the American Mathematical Society - 1/1/1990

10.1090/s0002-9939-1990-1004421-1

Cite count: 54 (Scopus)
  • CiteScore: 1.7 (2020)

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
... View more Collapse

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

Cite count:

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: 7 (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: 27

Last data update: 11/20/24 1:53 AM
Next scheduled update: 11/23/24 3:00 AM